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(2,-1) (6,3) =0
We simplify the equation to the form, which is simple to understand
(2,-1)*(6,3)=0
Reorder the terms in parentheses
multiplication of parentheses
(-12.6)=0
Remove unnecessary parentheses
-12.6=0
We move all terms containing to the left and all other terms to the right.
0=0+12.6
We simplify left and right side of the equation.
0=+12.6
0=12.6
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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