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-3+c/2=12
We simplify the equation to the form, which is simple to understand
-3+c/2=12
Simplifying:
-3 + 0.5c=12
We move all terms containing c to the left and all other terms to the right.
+ 0.5c=+12+3
We simplify left and right side of the equation.
+ 0.5c=+15
We divide both sides of the equation by 0.5 to get c.
c=30
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