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2(x-3)+7=-3(x+5)-4
We move all terms to the left:
2(x-3)+7-(-3(x+5)-4)=0
We multiply parentheses
2x-(-3(x+5)-4)-6+7=0
We calculate terms in parentheses: -(-3(x+5)-4), so:We add all the numbers together, and all the variables
-3(x+5)-4
We multiply parentheses
-3x-15-4
We add all the numbers together, and all the variables
-3x-19
Back to the equation:
-(-3x-19)
2x-(-3x-19)+1=0
We get rid of parentheses
2x+3x+19+1=0
We add all the numbers together, and all the variables
5x+20=0
We move all terms containing x to the left, all other terms to the right
5x=-20
x=-20/5
x=-4
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