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-2(x+5)=7(x-1)
We move all terms to the left:
-2(x+5)-(7(x-1))=0
We multiply parentheses
-2x-(7(x-1))-10=0
We calculate terms in parentheses: -(7(x-1)), so:We get rid of parentheses
7(x-1)
We multiply parentheses
7x-7
Back to the equation:
-(7x-7)
-2x-7x+7-10=0
We add all the numbers together, and all the variables
-9x-3=0
We move all terms containing x to the left, all other terms to the right
-9x=3
x=3/-9
x=-1/3
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