-7=r/5-12

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Solution for -7=r/5-12 equation: 



-7=r/5-12

We move all terms to the left:

-7-(r/5-12)=0

We get rid of parentheses

-r/5+12-7=0

We multiply all the terms by the denominator


-r+12*5-7*5=0

We add all the numbers together, and all the variables

-1r+25=0

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

-r=-25

r=-25/-1

r=+25

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