(-7)(-4)-5=

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Solution for (-7)(-4)-5= equation:


(-7)(-4)-5=0

We simplify the equation to the form, which is simple to understand 
(-7)*(-4)-5=0

Reorder the terms in parentheses
multiplication of parentheses
(+28)-5=0



Remove unnecessary parentheses
+28-5=0

We move all terms containing  to the left and all other terms to the right. 
0=0-28+5

We simplify left and right side of the equation. 
0=-23

0=-23

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

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