-4=2b-2b

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Solution for -4=2b-2b equation:


-4=2b-2b

We simplify the equation to the form, which is simple to understand 
-4=2b-2b

We move all terms containing b to the left and all other terms to the right. 
-2b+2b=+4

We simplify left and right side of the equation. 
b=+4

0=04

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

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