8x-7=3(2x+5)-4

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Solution for 8x-7=3(2x+5)-4 equation:



8x-7=3(2x+5)-4
We move all terms to the left:
8x-7-(3(2x+5)-4)=0
We calculate terms in parentheses: -(3(2x+5)-4), so:
3(2x+5)-4
We multiply parentheses
6x+15-4
We add all the numbers together, and all the variables
6x+11
Back to the equation:
-(6x+11)
We get rid of parentheses
8x-6x-11-7=0
We add all the numbers together, and all the variables
2x-18=0
We move all terms containing x to the left, all other terms to the right
2x=18
x=18/2
x=9

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