1/3(12x-21)-9=2(x-5)-2(3-x)

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Solution for 1/3(12x-21)-9=2(x-5)-2(3-x) equation:


1/3(12x-21)-9=2(x-5)-2(3-x)

We simplify the equation to the form, which is simple to understand 
1/3(12x-21)-9=2(x-5)-2(3-x)

Reorder the terms in parentheses
+(+4x-7)-9=2*(x-5)-2*(3-x)

Remove unnecessary parentheses
+4x-7-9=+2+*(+x-5+)-2+*(+3-x+)

Reorder the terms in parentheses
+4x-7-9=+(+2x-10)-2*(3-x)

Remove unnecessary parentheses
+4x-7-9=+2x-10-2+*(+3-x+)

Reorder the terms in parentheses
+4x-7-9=+2x-10+(-6+2x)

Remove unnecessary parentheses
+4x-7-9=+2x-10-6+2x

We move all terms containing x to the left and all other terms to the right. 
+4x-2x-2x=-10-6+7+9

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

0=0

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

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