2(-4x-1)=78

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Solution for 2(-4x-1)=78 equation: 



2(-4x-1)=78

We move all terms to the left:

2(-4x-1)-(78)=0

We multiply parentheses

-8x-2-78=0

We add all the numbers together, and all the variables

-8x-80=0

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

-8x=80

x=80/-8

x=-10

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