-28=8x+4x

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Solution for -28=8x+4x equation:



-28=8x+4x
We move all terms to the left:
-28-(8x+4x)=0
We add all the numbers together, and all the variables
-(+12x)-28=0
We get rid of parentheses
-12x-28=0
We move all terms containing x to the left, all other terms to the right
-12x=28
x=28/-12
x=-2+1/3

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