7x-9=7(x+3)

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Solution for 7x-9=7(x+3) equation:


7x-9=7(x+3)

We simplify the equation to the form, which is simple to understand 
7x-9=7(x+3)

Reorder the terms in parentheses
7x-9=+(+7x+21)

Remove unnecessary parentheses
+7x-9=+7x+21

We move all terms containing x to the left and all other terms to the right. 
+7x-7x=+21+9

We simplify left and right side of the equation. 
0x=+30

0=30

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

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