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126=-4x-5(6x+2)
We move all terms to the left:
126-(-4x-5(6x+2))=0
We calculate terms in parentheses: -(-4x-5(6x+2)), so:We get rid of parentheses
-4x-5(6x+2)
We multiply parentheses
-4x-30x-10
We add all the numbers together, and all the variables
-34x-10
Back to the equation:
-(-34x-10)
34x+10+126=0
We add all the numbers together, and all the variables
34x+136=0
We move all terms containing x to the left, all other terms to the right
34x=-136
x=-136/34
x=-4
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