2(10)-7(10)=

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Solution for 2(10)-7(10)= equation:


2(10)-7(10)=0

We simplify the equation to the form, which is simple to understand 
2(10)-7(10)=0

Reorder the terms in parentheses
+(+20)-7*(10)=0

Remove unnecessary parentheses
+20-7+*(+10+)=0

Reorder the terms in parentheses
+20+(-70)=0

Remove unnecessary parentheses
+20-70=0

We move all terms containing  to the left and all other terms to the right. 
0=0-20+70

We simplify left and right side of the equation. 
0=+50

0=50

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

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