-2(3a-10)+2=100

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Solution for -2(3a-10)+2=100 equation: 



-2(3a-10)+2=100

We move all terms to the left:

-2(3a-10)+2-(100)=0

We add all the numbers together, and all the variables

-2(3a-10)-98=0

We multiply parentheses

-6a+20-98=0

We add all the numbers together, and all the variables

-6a-78=0

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

-6a=78

a=78/-6

a=-13

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