28-(3x+4)=2(x+6)+-x

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Solution for 28-(3x+4)=2(x+6)+-x equation:



28-(3x+4)=2(x+6)+-x
We move all terms to the left:
28-(3x+4)-(2(x+6)+-x)=0
We use the square of the difference formula
-(3x+4)-(2(x+6)-x)+28=0
We get rid of parentheses
-3x-(2(x+6)-x)-4+28=0
We calculate terms in parentheses: -(2(x+6)-x), so:
2(x+6)-x
We add all the numbers together, and all the variables
-1x+2(x+6)
We multiply parentheses
-1x+2x+12
We add all the numbers together, and all the variables
x+12
Back to the equation:
-(x+12)
We add all the numbers together, and all the variables
-3x-(x+12)+24=0
We get rid of parentheses
-3x-x-12+24=0
We add all the numbers together, and all the variables
-4x+12=0
We move all terms containing x to the left, all other terms to the right
-4x=-12
x=-12/-4
x=+3

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