-7(2+r)=28

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Solution for -7(2+r)=28 equation: 



-7(2+r)=28

We move all terms to the left:

-7(2+r)-(28)=0

We add all the numbers together, and all the variables

-7(r+2)-28=0

We multiply parentheses

-7r-14-28=0

We add all the numbers together, and all the variables

-7r-42=0

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

-7r=42

r=42/-7

r=-6

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