9+4x=-7-4x

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Solution for 9+4x=-7-4x equation:



9+4x=-7-4x
We move all terms to the left:
9+4x-(-7-4x)=0
We add all the numbers together, and all the variables
4x-(-4x-7)+9=0
We get rid of parentheses
4x+4x+7+9=0
We add all the numbers together, and all the variables
8x+16=0
We move all terms containing x to the left, all other terms to the right
8x=-16
x=-16/8
x=-2

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