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12x+87=1/2-3
We move all terms to the left:
12x+87-(1/2-3)=0
We get rid of parentheses
12x+87+3-1/2=0
We multiply all the terms by the denominator
12x*2-1+87*2+3*2=0
We add all the numbers together, and all the variables
12x*2+179=0
Wy multiply elements
24x+179=0
We move all terms containing x to the left, all other terms to the right
24x=-179
x=-179/24
x=-7+11/24
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