-1x-7=-2(3x-4)

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Solution for -1x-7=-2(3x-4) equation: 



-1x-7=-2(3x-4)

We move all terms to the left:

-1x-7-(-2(3x-4))=0



We calculate terms in parentheses: -(-2(3x-4)), so:

-2(3x-4)

We multiply parentheses

-6x+8

Back to the equation:

-(-6x+8)



We get rid of parentheses

-1x+6x-8-7=0

We add all the numbers together, and all the variables

5x-15=0

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

5x=15

x=15/5

x=3

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