4(20)-30+3(20)-10=100

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Solution for 4(20)-30+3(20)-10=100 equation:


4(20)-30+3(20)-10=100

We simplify the equation to the form, which is simple to understand 
4(20)-30+3(20)-10=100

Reorder the terms in parentheses
+(+80)-30+3*(20)-10=100

Remove unnecessary parentheses
+80-30+3+*(+20+)-10=+100

Reorder the terms in parentheses
+80-30+(+60)-10=100

Remove unnecessary parentheses
+80-30+60-10=+100

We move all terms containing  to the left and all other terms to the right. 
0=+100-80+30-60+10

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

0=0

This equation is an identity, so all real numbers are solutions.

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