7(3.9)-0.7=

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Solution for 7(3.9)-0.7= equation:


7(3.9)-0.7=0

We simplify the equation to the form, which is simple to understand 
7(3.9)-0.7=0

Reorder the terms in parentheses
+(+27.3)-0.7=0

Remove unnecessary parentheses
+27.3-0.7=0

We move all terms containing  to the left and all other terms to the right. 
0=0-27.3 + 0.7

We simplify left and right side of the equation. 
0=-26.6

0=-26.6

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

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