7(r-5)-2=-100

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Solution for 7(r-5)-2=-100 equation: 



7(r-5)-2=-100

We move all terms to the left:

7(r-5)-2-(-100)=0

We add all the numbers together, and all the variables

7(r-5)+98=0

We multiply parentheses

7r-35+98=0

We add all the numbers together, and all the variables

7r+63=0

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

7r=-63

r=-63/7

r=-9

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