MATHEMATICS MIDDLE SCHOOL

10 = z/2 + 7
Help please..??

Answers

Answer 1
Answer: 10 = z/2 + 7

10 - 7 = z/2 + 7 - 7

3 = z/2

3 * 2 = z/2 * 2

6 = z
Answer 2
Answer: 10 = (z)/(2) + 7\n\n3 = (z)/(2)\n\n\boxed{\bf{z = 6}}

Related Questions

A dirt bike chain fits tightly around two circular gears. Find the distance between the centers of the gears.
Please answer the question and shhow how you got your answer please
How to label place value of 5 hundreds times 10 equals
Erin has 1 7/8 pounds of trail mix. She wants to make 1/12 pound bags of the mix for snacks. How many full bags can she make?
10x=120 what is x i know this but i will give you guys a chance

Twice the sum of a number and eight

Answers

Answer:

2(x+8)

If you want the second step this is it: 2x+16

x=variable

Step-by-step explanation:

Answer:

2(x+8) or2x + 16

Step-by-step explanation:

this means two times: 8 plus a number.

let's call the number x

= 2(x+8) or2x + 16

Which algebraic expression has like terms?

Answers

Answer:

The third one

Step-by-step explanation:

Answer:

The Third Choice

Step-by-step explanation:

i gotchu fam

Which statement below is incorrect?-The mean is not affected by the existence of an outlier.
-The median is not affected by the existence of an outlier.
-The standard deviation is affected by the existence of an outlier.
-The interquartile range is unaffected by the existence of an outlier.

Answers

Answer: -The mean is not affected by the existence of an outlier.


Step-by-step explanation:

An outlier is an ultimate value in a set of data that is very much higher or lower than the other numbers. Mean is the only central tendency which is affected by the outlier. (It also affect the standard deviation)

It can affect the mean of a data set by skewing the results so that the mean is no longer representative of the data set.

The median and the interquartile range is unaffected by the existence of an outlier.

Answer: The mean is not affected by the existence of an outlier.

Step-by-step explanation it’s on math nation

This year, 40 students tried out for the softball team. Last year, 8 fewer students tried out. What is the percent increase in the number of students who tried out for the softball team?

Answers

The answer is 32% because 40-8=32 or the answer is 8% more

Answer:

The right answer is 25% because

Step-by-step explanation:

1.   40 - 8 = 32

2.  40 - 32 = 8

3.   8 / 32 = 0.25

4.   0.25 x 100 = 25

5.   25 = 25%

Which unit would I use to measure the circumference of a birthday cake?

Answers

depends on how rich you are
if you are very rich, use meters (or yards)
if you are kinda rich, use feet
if you are average, use centimeters (or inches)
if poor, use milimeters

Mr.Rainer's car uses about 1.6 fluid ounces of gas per minute when the engine is idling. One night, he parked his car but forgot to turn off the motor. He had just filled his tank. His tank holds 12 gallons.About how many hours will it take before his car runs out of gas?

Answers

multiply 1.6 by 12 and it will give u your answer
Other Questions
Someone who is smart in math help me!!
What is 6y - 12 = -3x in standard form?
If Doris paid $24.30 for 8.1 pounds of Swiss cheese, what was the price of 1pound of Swiss cheese? Do not include $ in your answer.
A triangle has sides with lengths of 5x-7, 3x-4, and 2x-6. What is the perimeter of the triangle?