-7(5-4r)+4r=125

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Solution for -7(5-4r)+4r=125 equation: 



-7(5-4r)+4r=125

We move all terms to the left:

-7(5-4r)+4r-(125)=0

We add all the numbers together, and all the variables

-7(-4r+5)+4r-125=0

We add all the numbers together, and all the variables

4r-7(-4r+5)-125=0

We multiply parentheses

4r+28r-35-125=0

We add all the numbers together, and all the variables

32r-160=0

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

32r=160

r=160/32

r=5

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