510,792 views
18 votes
18 votes
What is the value of

r
in the equation
5
(
r

(

2
)
)
=

10

User Jakube
by
3.0k points

2 Answers

13 votes
13 votes

Answer: r= -4

Step-by-step explanation: 5(r-(-2)) = -10 (get rid of parentheses)

5(r+2) = -10 (divide both sides by 5

r+2 = -2 (subtract 2 from both sides)

r = -4

User Luuk Skeur
by
2.9k points
13 votes
13 votes

Answer:

r=4

Explanation:

User Lukasz Szczygielek
by
2.8k points