7x-4+7x-4=8+12x

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Solution for 7x-4+7x-4=8+12x equation: 



7x-4+7x-4=8+12x

We move all terms to the left:

7x-4+7x-4-(8+12x)=0

We add all the numbers together, and all the variables

7x+7x-(12x+8)-4-4=0

We add all the numbers together, and all the variables

14x-(12x+8)-8=0

We get rid of parentheses

14x-12x-8-8=0

We add all the numbers together, and all the variables

2x-16=0

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

2x=16

x=16/2

x=8

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