2r+8=88

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Solution for 2r+8=88 equation: 



2r+8=88

We move all terms to the left:

2r+8-(88)=0

We add all the numbers together, and all the variables

2r-80=0

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

2r=80

r=80/2

r=40

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