-10(r-4)-10=130

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Solution for -10(r-4)-10=130 equation: 



-10(r-4)-10=130

We move all terms to the left:

-10(r-4)-10-(130)=0

We add all the numbers together, and all the variables

-10(r-4)-140=0

We multiply parentheses

-10r+40-140=0

We add all the numbers together, and all the variables

-10r-100=0

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

-10r=100

r=100/-10

r=-10

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