7(-1)-2=

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Solution for 7(-1)-2= equation:


7(-1)-2=0

We simplify the equation to the form, which is simple to understand 
7(-1)-2=0

Reorder the terms in parentheses
+(-7)-2=0

Remove unnecessary parentheses
-7-2=0

We move all terms containing  to the left and all other terms to the right. 
0=0+7+2

We simplify left and right side of the equation. 
0=+9

0=9

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

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