2x+7-5x+8=3(5+6x)-12x

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Solution for 2x+7-5x+8=3(5+6x)-12x equation:



2x+7-5x+8=3(5+6x)-12x
We move all terms to the left:
2x+7-5x+8-(3(5+6x)-12x)=0
We add all the numbers together, and all the variables
2x-5x-(3(6x+5)-12x)+7+8=0
We add all the numbers together, and all the variables
-3x-(3(6x+5)-12x)+15=0
We calculate terms in parentheses: -(3(6x+5)-12x), so:
3(6x+5)-12x
We add all the numbers together, and all the variables
-12x+3(6x+5)
We multiply parentheses
-12x+18x+15
We add all the numbers together, and all the variables
6x+15
Back to the equation:
-(6x+15)
We get rid of parentheses
-3x-6x-15+15=0
We add all the numbers together, and all the variables
-9x=0
x=0/-9
x=0

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