7*6-9-21/7-8=

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Solution for 7*6-9-21/7-8= equation:


7*6-9-21/7-8=0

We simplify the equation to the form, which is simple to understand 
7*6-9-21/7-8=0

Simplifying:
+42-9-21/7-8=0

Simplifying:
+42-9-3-8=0

We move all terms containing  to the left and all other terms to the right. 
0=0-42+9+3+8

We simplify left and right side of the equation. 
0=-22

0=-22

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

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