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-17.5=-6(2x+9.5)
We move all terms to the left:
-17.5-(-6(2x+9.5))=0
We calculate terms in parentheses: -(-6(2x+9.5)), so:We get rid of parentheses
-6(2x+9.5)
We multiply parentheses
-12x-57
Back to the equation:
-(-12x-57)
12x+57-17.5=0
We add all the numbers together, and all the variables
12x+39.5=0
We move all terms containing x to the left, all other terms to the right
12x=-39.5
x=-39.5/12
x=-3+1/3.4285714285714
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