7(2x+4)-1=-57

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Solution for 7(2x+4)-1=-57 equation: 



7(2x+4)-1=-57

We move all terms to the left:

7(2x+4)-1-(-57)=0

We add all the numbers together, and all the variables

7(2x+4)+56=0

We multiply parentheses

14x+28+56=0

We add all the numbers together, and all the variables

14x+84=0

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

14x=-84

x=-84/14

x=-6

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