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15-2(3-2x)=42
We move all terms to the left:
15-2(3-2x)-(42)=0
We add all the numbers together, and all the variables
-2(-2x+3)+15-42=0
We add all the numbers together, and all the variables
-2(-2x+3)-27=0
We multiply parentheses
4x-6-27=0
We add all the numbers together, and all the variables
4x-33=0
We move all terms containing x to the left, all other terms to the right
4x=33
x=33/4
x=8+1/4
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