-3x-4=2(2x+5)

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Solution for -3x-4=2(2x+5) equation: 



-3x-4=2(2x+5)

We move all terms to the left:

-3x-4-(2(2x+5))=0



We calculate terms in parentheses: -(2(2x+5)), so:

2(2x+5)

We multiply parentheses

4x+10

Back to the equation:

-(4x+10)



We get rid of parentheses

-3x-4x-10-4=0

We add all the numbers together, and all the variables

-7x-14=0

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

-7x=14

x=14/-7

x=-2

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