-21=3x+3

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Solution for -21=3x+3 equation:


-21=3x+3

We simplify the equation to the form, which is simple to understand 
-21=3x+3

We move all terms containing x to the left and all other terms to the right. 
-3x=+3+21

We simplify left and right side of the equation. 
-3x=+24

We divide both sides of the equation by -03 to get x. 
x=-8

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