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1/2a-12=59
We simplify the equation to the form, which is simple to understand
1/2a-12=59
We move all terms containing a to the left and all other terms to the right.
+2a=+59+12
We simplify left and right side of the equation.
+2a=+71
We divide both sides of the equation by 2 to get a.
a=35.5
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