2(a-1)-2(6a+7)=-46

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Solution for 2(a-1)-2(6a+7)=-46 equation: 



2(a-1)-2(6a+7)=-46

We move all terms to the left:

2(a-1)-2(6a+7)-(-46)=0

We add all the numbers together, and all the variables

2(a-1)-2(6a+7)+46=0

We multiply parentheses

2a-12a-2-14+46=0

We add all the numbers together, and all the variables

-10a+30=0

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

-10a=-30

a=-30/-10

a=+3

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