7x+4=7x+4-4

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Solution for 7x+4=7x+4-4 equation:


7x+4=7x+4-4

We simplify the equation to the form, which is simple to understand 
7x+4=7x+4-4

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

We simplify left and right side of the equation. 
0x=-4

0=-4

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

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