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-15+3x+3=4x-11-9x
We move all terms to the left:
-15+3x+3-(4x-11-9x)=0
We add all the numbers together, and all the variables
3x-(-5x-11)-15+3=0
We add all the numbers together, and all the variables
3x-(-5x-11)-12=0
We get rid of parentheses
3x+5x+11-12=0
We add all the numbers together, and all the variables
8x-1=0
We move all terms containing x to the left, all other terms to the right
8x=1
x=1/8
x=1/8
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