8(1-8r)+8r=120

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Solution for 8(1-8r)+8r=120 equation: 



8(1-8r)+8r=120

We move all terms to the left:

8(1-8r)+8r-(120)=0

We add all the numbers together, and all the variables

8(-8r+1)+8r-120=0

We add all the numbers together, and all the variables

8r+8(-8r+1)-120=0

We multiply parentheses

8r-64r+8-120=0

We add all the numbers together, and all the variables

-56r-112=0

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

-56r=112

r=112/-56

r=-2

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