2(5-5r)+6=86

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Solution for 2(5-5r)+6=86 equation: 



2(5-5r)+6=86

We move all terms to the left:

2(5-5r)+6-(86)=0

We add all the numbers together, and all the variables

2(-5r+5)+6-86=0

We add all the numbers together, and all the variables

2(-5r+5)-80=0

We multiply parentheses

-10r+10-80=0

We add all the numbers together, and all the variables

-10r-70=0

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

-10r=70

r=70/-10

r=-7

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