Please help me ASAP
Its not hard im just tired

Please Help Me ASAPIts Not Hard Im Just Tired

Answers

Answer 1

Answer:

Step-by-step explanation:

= 7.4z + 8z - 12

= (7.4 + 8)z - 12

= 15.4z - 12


Related Questions

Help help help help math math

Answers

Answer:

Your answer is D.Divide

Step-by-step explanation:

Please mark as brainliest

Hope you have a great day!

calculate the value of two times three squared minus eight

Answers

Answer:

10

first find the value of 3 squared.

3 x 3

now multiply.

It would be 9.

Now multiply by 2.

2 x 9 = 18

Finally, subtract.

18 - 8 = 10

▬▬▬▬▬▬▬▬

With this information, the answer is 10.

Un establo con forma de triangulo rectangulo encierra 50 metros cuadrados. Si su lado menor mide cinco,el lado perpendicular a este, ¿Cuantos metros debe de medir?

Answers

Veremos que el otro lado  del triangulo debe medir 20 metros.

¿Cuanto debe medir el otro lado?

Sabemos que para un triangulo rectangulo de catetos P y K, el area es:

A = P*K/2

En este caso, sabemos que el menor de los catetos mide 5 metros, entonces tenemos:

P = 5m

Y tambien sabemos que el area es de 50m^2, reemplazando eso en la ecuación de arriba obtenemos:

50m^2 = 5m*K/2

Ahora podemos resolver esto para K

(50m^2)/5m = K/2

10m = K/2

2*10m = K = 20m

El otro lado debe medir 20 metros.

Si quieres aprender m'as sobre triangulos, puedes leer:

https://brainly.com/question/25839532

what is the maximum force required to prevent a ball weighing 17.3 lb from rolling down a ramp which is inclined at 24.3 degrees with the horizontal

Answers

Answer:

• 06/21/17

What is the minimum force required to prevent a ball weighing 22.6 lb from rolling down a ramp which is inclined 39.0 degrees with the horizontal

I need help

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Step-by-step explanation:

factor 20mn-15m
solve (5/6z + 5)+(-1/3z-4)
Show work

Answers

Factorisation:

[tex]\rightarrow \sf 20mn-15m[/tex]

take 5m as common term

[tex]\rightarrow \sf 5m\left(4n-3\right)[/tex]

solving/simplifying:

[tex]\rightarrow \sf \left(\dfrac{5}{6}z\:+\:5\right)+\left(-\dfrac{1}{3}z-4\right)[/tex]

[tex]\rightarrow \sf \dfrac{5}{6}z+5-\dfrac{1}{3}z-4[/tex]

[tex]\rightarrow \sf \dfrac{5}{6}z-\dfrac{1}{3}z+5-4[/tex]

[tex]\rightarrow \sf \dfrac{5}{6}z-\dfrac{1(2)}{6}z+1[/tex]

[tex]\rightarrow \sf \dfrac{5-2}{6}z+1[/tex]

[tex]\rightarrow \sf \dfrac{3}{6}z+1[/tex]

[tex]\rightarrow \sf \dfrac{1}{2}z+1[/tex]

Answer:

[tex]5m(4n - 3)[/tex]

[tex]\dfrac12z+1[/tex]

Step-by-step explanation:

Given expression:

[tex]20mn-15m[/tex]

Rewrite 20 as [tex]4\cdot 5[/tex]

Rewrite 15 at [tex]3 \cdot 5[/tex]

Therefore,

[tex]20mn-15m=4\cdot 5m\cdot n-3 \cdot 5m[/tex]

Factor out common term [tex]5m[/tex] :

[tex]\implie 5m(4n-3)[/tex]

-------------------------------------------------------------------------------------

Given expression:

[tex]\left(\dfrac56z + 5\right)+\left(-\dfrac13z-4\right)[/tex]

Simplify:

[tex]\dfrac56z+5-\dfrac13z-4[/tex]

Group like terms:

[tex]\dfrac56z-\dfrac13z+5-4[/tex]

Combine like terms:

[tex]\dfrac12z+1[/tex]

what are footings in accounting?​

Answers

Answer:A footing is the final balance when adding all of the debits and all of the credits in accounting. The debits are tallied, followed by the credits, and the two are netted to compute the account balance. Footings are commonly used in accounting to determine final balances to be put on the financial statements.

Step-by-step explanation:The debits are tallied, followed by the credits, and the two are netted to compute the account balance. Footings are commonly used in accounting to determine final balances to be put on the financial statements.

A sphere has a radius of 4.3 centimeters.
What’s the volume to the nearest cubic centimeter?

A. 55
B. 310
C. 931
D. 2,481

Answers

Answer : Volume  = 4/3πrcubed = 4/3.π.4.3cubed≈333.03814cm(cubed)

Hope that helps

Step-by-step explanation:

What is the shortest distance Jill can travel if she leaves her house, goes to the post office, to the grocery store, and then returns home?

A. 15 miles
B. 28 miles
C. 45 miles
D. 60 miles

Answers

Your answer is 28 miles

Answer:

the answer is truly 28 person above is correct

Please answer this correctly without making mistakes

Answers

90 square yards :)
Have an amazing day!
I believe the answer is 90 yards :)!

find the value of mn if ab= 9cm, bc= 7.2cm, and LM= 12cm

Answers

Answer:

9.6 cm

Step-by-step explanation:

Since the shapes are similar, we can write a proportion. Let x be the length of MN.

9/12 = 7.2/x Write a proportion.

9x = 12(7.2) Use cross products.

9x = 86.4 Multiply.

x = 9.6 Divide both sides by 9.

Side MN is 9.6 cm.

APR of 7% how much should you deposit monthly to accumulate 85000 in 15 years

Answers

Answer:

472.222222222

Step-by-step explanation:

question is in the photo thank you so much!​

Answers

Answer:

Second option from the top

Step-by-step explanation:

        First, let us simplify x + 2 < -3

x + 2 < -3

x + 2 - 2 < -3 - 2

x < -5

        Now we can more clearly see which graph is correct.

   -> Since we are using < / > and not ≤ / ≥ the dot will be opened and not closed. This rules out the first and third options.

   -> Next, we need the direction of the line. Since < is facing to the left, our line will also be going to the left.

   -> To satisfy all requirements, since all graphs start at -5 already, the correct answer is the second option from the top.

Answer:

it's the second one

Step-by-step explanation:

it's all just common knowledge

the sign is a less than sign so the sign is an open dot. That eliminated two options. And whatever way the less than sign is pointing is the way the arrow goes

I need help cause im brain dead

Answers

Answer:

B. 5^2 = 5 * 5

and

E. 7 * 7 * 7 * 7 * 7 * 7 = 7^6

Step-by-step explanation:

B and E are the answers


There are 20 children music class. If 6 children can sit at a table how many
tables de they need?

Answers

Answer:

4 tables

Step-by-step explanation:

6 kids would sit at 3 tables and 4 kids will sit at one

Answer:

They will need 4 Tables.

Step-by-step explanation: we need to take the number of students and divide it by how many students can sit at a table. Since 20/6 is 3 and one third, we round up to make sure that every student can sit leaving us with 4 as the answer.


1. The National Institutes of Health funded a study of a random sample of 856 people
age 71 and older in the United States. They found that 9.7% of these people suffer
Da
PC
from Alzheimer's Disease.
a. Identify the population of interest in this study.
b. Is .097 (the decimal version of 9.7%) a parameter or a statistic? What symbol
do
you use to represent it?
c. Determine a 95% confidence interval for the proportion of elderly Americans
who have Alzheimer's disease.
d. Check and comment on whether the technical conditions required for this
(
confidence interval are satisfied.
e. If you were to determine instead a 90% CI, how would it differ and
how would it be similar to the result in part c? (Do not bother to do the
calculations.)
f. Determine how many people would have to be studied in a new sample if
you want to estimate the population proportion to within = .02 with 99%
confidence. (Use the result of the current sample in your determination of the
new sample size.)

Answers

The population in the study are the people that are 71 years of age and older in the United States.

What is a population?

Population simply means the representative sample of a larger group. Here, the population in the study are the people that are 71 years of age and older.

Also, 0.097 is a statistic because it describes the proportion of the people that suffer from the disease for the sample of 856.

The technical conditions are that the sample should be collected from a normal distribution. In this case, since the sample size is large, then the sampling distribution of the sample means is normal.

Learn more about population on:

https://brainly.com/question/25630111

Here's an easy question for easy points.

Answers

Answer:

C

Step-by-step explanation:

I am so smart yay duh

Answer:

It's C because 17 is way closer to 20

Step-by-step explanation:

The value of 8 in 5.18 is. of the value of 8 in 5.81

Answers

The value of 8 in 5.18 is 0.08. The value of the 8 in 5.81 is 0.8.

The value of 8 in 5.18 is 0.08.

The value of the 8 in 5.81 is 0.8.

What is place value?

Place value is the basis of our entire number system. This is the system in which the position of a digit in a number determines its value.

The number 42,316 is different from 61,432 because the digits are in different positions.

here, we have,

from the above we got idea about place value.

hence,

The value of 8 in 5.18 is. 0.08

the value of 8 in 5.81 is 0.8

To learn more on place value click:

https://brainly.com/question/27734142

#SPJ2

A large western state consists of 3744 million acres of land. Approximately 89% of this land is federally owned. Find the number of acres that are not federally owned.

Answers

Answer:

411.84 million acres

Step-by-step explanation:

Hi there !

100% - 89% = 11% (not federally owned)

3744 m ............ 100%

x m........................11%

x = 11×3744/100

= 41184/100

= 411.84 million acres are not federally owned

Good luck !

A figure with two right triangles is shown below. What is the distance between A and B ?

Answers

Answer:

21 feet

Step-by-step explanation:

12^2+x^2=20^2(Pythagorean theorem)

144+x^2=400

x^2=400-144

x^2=256

x=sqrt 256

x=16

y^2+12^2=13^2(Pythagorean theorem)

y^2+144=169

y^2=169-144

y^2=25

y=sqrt 25

y=5

distance between A and B=16+5

=21 feet

Dinner costs $34.00 You also leave a 20% tip. How much did you pay
in total?
PLEASE ANSWER QUICKLY

Answers

Answer:

$40.80

Step-by-step explanation:

First, convert the 20% to an actual number that can be used in a calculation. For percent, this is always done by simply dividing the percent, in this case, 20%, by 100%. So, the conversational term "20%" becomes 20% / 100% = 0.20 in terms of a real mathematical number.

Second, you need to find out what 20% of your $34.00 meal cost is. This is always done by multiplying 0.20 by $34.00, or 0.20 x $34.00=$6.80. So, the amount of tip you are going to leave is $6.80.

This makes the total cost of your meal (to write on your charge slip or other payment)

$34.00 + $6.80 = $40.80.

Answer:

$40.80

Step-by-step explanation:

If you pay for the original cost of the dinner AND leave a 20% tip then the total amount paid will be 120% of the original cost (100% + 20% = 120%).

Convert 120% into a decimal:  120% = 120/100 = 1.2

So 120% of $34.00 = 1.2 × 34 = $40.80

I WILLL GIVEE BRAINLIESTTTT

Answers

Answer: A

Step-by-step explanation:

does anyone know this i tried for hours and can’t figure it out

Answers

i got 8.7 because 12.1 is way too long to be that it has to be much shorter than 12 and 14 so 8.7

(12-8)x3-2x7+square root of 36

Answers

Answer:

4

Hope this helps ;)

Step-by-step explanation:

(12-8)x 3 - 2 x 7 = -2

√6 ≈ 2.44949

-2 + 2.44949

= 4

Find the value for the function.
C
Find f(-x) when f(x)
X/ X^2 + 2

Answers

Step-by-step explanation:

For the what value of C is the function f(x) = when?

c. x= -2

3. x= 1

x^2 -4 /(x+2)(x-3) otherwise

continuous at x= -2 ?

help me pleaseeeeeeee

Answers

14

Step-by-step explanation:

b×h×1/2

=7×4×1/2

=14

Answer:

Step-by-step explanation:

Enter the ratio as a fraction in lowest terms

5ft to 58 in.

Answers

Answer:

30/29

Step-by-step explanation:

5 feet is 5*12 = 60 inches

Fraction is (60 in)/(58 in)

(60 in)/(58 in) = 30/29

A line has a y-intercept of -11 and slope of 0.25. Write its equation in slope-intercept form.

Answers

the answer to this question is
y=0.25x-11

Answer:

y=0.25x-11

Step-by-step explanation:

y=mx+b where m=slope and b=y-intercept.

Which of the following would be a correct interpretation of a 99% confidence interval such as 4.1<μ<5.6?

Choose the correct answer below.

A.
It means that 99% of all data values are between 4.1 and 5.6.

B.
There is a 99% chance that μ will fall between 4.1 and 5.6.

C.
It means that 99% of sample means fall between 4.1 and 5.6.

D.
We are 99% confident that the interval from 4.1 to 5.6 actually does contain the true value of μ.

Answers

Answer: Choice D

Explanation:

Imagine you randomly selected n items to form a sample, and you did this 100 times. Each time doing a trial like this, we generate a confidence interval. We expect about 99 of those times to have a confidence interval containing the true value of μ. This is what it means when we say "We are 99% confident that the interval from 4.1 to 5.6 actually does contain the true value of μ."

ACED-A2 Skill Review
1. Which equation represents a line that has a slope of -3 and an x-intercept of 5?

Answers

Answer:

y=-5x+35

Step-by-step explanation:

Use the formula y = mx + b

m = slope, so plug in -5 as the slope

To find x-intercept we set y=0

We want the x-intercept to be 7 so we can plug that into the equation too

0=-5(7)+b

Lastly solve for b and you get your answer

Which is y=-5x-35 :) hope this helps

Help please I don’t understand

Answers

Answer:

Step-by-step explanation:

Given the following 3 points:

x      y

-56   66

-42   58

-28    50

Check the slope of two line segments between the three points:

(58 - 66)/(-42 - (-56))

= -8/14

= -4/7

(50 - 58)/(-28 -(-42))

= -8/14

= -4/7

As the slopes are the same, the 3 points are on a straight line with slope of - 4/7:

y = -4x/7  + C

Substitute x = -28 , y = 50 into the equation

50 = -4(-28)/7  +  C

50 = 16 + C

C = 34

y = -4x/7  + 34

Y-intercept at x = 0:

= 34

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