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-90=2(3-8x)
We move all terms to the left:
-90-(2(3-8x))=0
We add all the numbers together, and all the variables
-(2(-8x+3))-90=0
We calculate terms in parentheses: -(2(-8x+3)), so:We get rid of parentheses
2(-8x+3)
We multiply parentheses
-16x+6
Back to the equation:
-(-16x+6)
16x-6-90=0
We add all the numbers together, and all the variables
16x-96=0
We move all terms containing x to the left, all other terms to the right
16x=96
x=96/16
x=6
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