-3w=21

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Solution for -3w=21 equation:


-3w=21

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

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

We simplify left and right side of the equation. 
-3w=+21

We divide both sides of the equation by -3 to get w. 
w=-7

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