-45(-2)+3(-7-6)-15(-4)=

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Solution for -45(-2)+3(-7-6)-15(-4)= equation:


-45(-2)+3(-7-6)-15(-4)=0

We simplify the equation to the form, which is simple to understand 
-45(-2)+3(-7-6)-15(-4)=0

Simplifying terms in parentheses
-45*(-2)+3*(-13)-15*(-4)=0

Reorder the terms in parentheses
+(+90)+3*(-13)-15*(-4)=0

Remove unnecessary parentheses
+90+3+*(-13+)-15+*(-4+)=0

Reorder the terms in parentheses
+90+(-39)-15*(-4)=0

Remove unnecessary parentheses
+90-39-15+*(-4+)=0

Reorder the terms in parentheses
+90-39+(+60)=0

Remove unnecessary parentheses
+90-39+60=0

We move all terms containing  to the left and all other terms to the right. 
0=0-90+39-60

We simplify left and right side of the equation. 
0=-111

0=-111

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

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