rebecahserie rebecahserie

04-05-2017
Mathematics

contestada

what is the value of r in: 1/7(105+r)=20

Respuesta :

Noah11012 Noah11012

04-05-2017

Use the distributive property.

1/7(105 + r) = 20
15 + (1/7)r = 20

Then subtract each side of the equation by 15.

15 + (1/7)r = 20
(1/7)r = 5

Divide both sides by 1/7.

(1/7)r = 5

r = 35

So, the answer to this question is r is equal to 35.

Answer Link

Otras preguntas

Give me a reason why you think Alyssa A makes the decisions she makes Survival

Could 8 be a solution? Why or why not? x2 = 49

Riley used the distributive property to find the product of 37 and 24. Which expression could Riley have used to find the product of the two numbers?20(30)+737(

What are 3 things that describe Michelle Obama

how did the native american's use natural resources for food, shelter and clothing differ from how people use natural resources today?

Based on the graph, what best explains why some Texans became involved in the Civil War? A. The state's use of slaves was starting to increase. B. The state was

What events and conditions led to World War II?

A couple of generations ago, a relative of Sophia wanted to share his wealth with family members and decided to open a special bank account. The purpose of such

What does Adkison learn from his boss? Adkison learns how to wash dishes. Adkison learns that any job can be the best job if you have the right boss. Adkison le

Dozier Company produced and sold 1,000 units during its first month of operations. It reported the following costs and expenses for the month: Direct materials