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8(3+6)=9 (2a-4)
We simplify the equation to the form, which is simple to understand
8(3+6)=9(2a-4)
Simplifying terms in parentheses
8*(+9)=9*(2a-4)
Reorder the terms in parentheses
+(+72)=9*(2a-4)
Remove unnecessary parentheses
+72=+9+*(+2a-4+)
Reorder the terms in parentheses
+72=+(+18a-36)
Remove unnecessary parentheses
+72=+18a-36
We move all terms containing a to the left and all other terms to the right.
-18a=-36-72
We simplify left and right side of the equation.
-18a=-108
We divide both sides of the equation by -018 to get a.
a=6
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