78=2x-3(-x-11)

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Solution for 78=2x-3(-x-11) equation:


78 = 2x - 3 ( -x - 11)

We simplify the equation to the form, which is simple to understand 
78=2x-3(-x-11)

Reorder the terms in parentheses
78=2x+(+3x+33)

Remove unnecessary parentheses
+78=+2x+3x+33

We move all terms containing x to the left and all other terms to the right. 
-2x-3x=+33-78

We simplify left and right side of the equation. 
-5x=-45

We divide both sides of the equation by -5 to get x. 
x=9

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