6w-3w=21

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Solution for 6w-3w=21 equation: 


Simplifying
6w + -3w = 21

Combine like terms: 6w + -3w = 3w
3w = 21

Solving
3w = 21

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Divide each side by '3'.
w = 7

Simplifying
w = 7

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