2(-8+8r)=-144

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Solution for 2(-8+8r)=-144 equation: 



2(-8+8r)=-144

We move all terms to the left:

2(-8+8r)-(-144)=0

We add all the numbers together, and all the variables

2(8r-8)-(-144)=0

We add all the numbers together, and all the variables

2(8r-8)+144=0

We multiply parentheses

16r-16+144=0

We add all the numbers together, and all the variables

16r+128=0

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

16r=-128

r=-128/16

r=-8

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