78=-2(84+3)+84

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Solution for 78=-2(84+3)+84 equation:


78=-2(84+3)+84

We simplify the equation to the form, which is simple to understand 
78=-2(84+3)+84

Simplifying terms in parentheses
78=-2*(+87)+84

Reorder the terms in parentheses
78=+(-174)+84

Remove unnecessary parentheses
+78=-174+84

We move all terms containing  to the left and all other terms to the right. 
0=-174+84-78

We simplify left and right side of the equation. 
0=-168

0=-168

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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