3x+4=x+(-4)

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



3x+4=x+(-4)

We move all terms to the left:

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



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

x+(-4)

We add all the numbers together, and all the variables

x-4

Back to the equation:

-(x-4)



We get rid of parentheses

3x-x+4+4=0

We add all the numbers together, and all the variables

2x+8=0

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

2x=-8

x=-8/2

x=-4

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