(-9,7)+(7,8)=

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Solution for (-9,7)+(7,8)= equation:


(-9,7)+(7,8)=0

We simplify the equation to the form, which is simple to understand 
(-9,7)+(7,8)=0

Remove unnecessary parentheses
-9,7+(7,8)=0

Remove unnecessary parentheses
-9,7+7,8=0

We move all terms containing  to the left and all other terms to the right. 
0=0+9.7-7.8

We simplify left and right side of the equation. 
0=+1.9

0=1.9

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

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