2(-1)+3=-4

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Solution for 2(-1)+3=-4 equation:


2(-1)+3=-4

We simplify the equation to the form, which is simple to understand 
2(-1)+3=-4

Reorder the terms in parentheses
+(-2)+3=-4

Remove unnecessary parentheses
-2+3=-4

We move all terms containing  to the left and all other terms to the right. 
0=-4+2-3

We simplify left and right side of the equation. 
0=-5

0=-5

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

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