4x-(-4x)+7=71

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Solution for 4x-(-4x)+7=71 equation: 



4x-(-4x)+7=71

We move all terms to the left:

4x-(-4x)+7-(71)=0

We add all the numbers together, and all the variables

4x-(-4x)-64=0

We get rid of parentheses

4x+4x-64=0

We add all the numbers together, and all the variables

8x-64=0

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

8x=64

x=64/8

x=8

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