-4*1-12*1+7=0

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Solution for -4*1-12*1+7=0 equation:


-4*1-12*1+7=0

We simplify the equation to the form, which is simple to understand 
-4*1-12*1+7=0

We move all terms containing  to the left and all other terms to the right. 
0=0+4+12-7

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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