8w=21+w

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Solution for 8w=21+w equation: 


Simplifying
8w = 21 + w

Solving
8w = 21 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
8w + -1w = 21 + w + -1w

Combine like terms: 8w + -1w = 7w
7w = 21 + w + -1w

Combine like terms: w + -1w = 0
7w = 21 + 0
7w = 21

Divide each side by '7'.
w = 3

Simplifying
w = 3

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