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-7x+0.5(4x-2)=-13
We move all terms to the left:
-7x+0.5(4x-2)-(-13)=0
We add all the numbers together, and all the variables
-7x+0.5(4x-2)+13=0
We multiply parentheses
-7x+2x-1+13=0
We add all the numbers together, and all the variables
-5x+12=0
We move all terms containing x to the left, all other terms to the right
-5x=-12
x=-12/-5
x=2+2/5
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