5-3(r+7)=-25

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Solution for 5-3(r+7)=-25 equation: 



5-3(r+7)=-25

We move all terms to the left:

5-3(r+7)-(-25)=0

We add all the numbers together, and all the variables

-3(r+7)+30=0

We multiply parentheses

-3r-21+30=0

We add all the numbers together, and all the variables

-3r+9=0

We move all terms containing r to the left, all other terms to the right

-3r=-9

r=-9/-3

r=+3

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