7w=4w+21

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Solution for 7w=4w+21 equation: 


Simplifying
7w = 4w + 21

Reorder the terms:
7w = 21 + 4w

Solving
7w = 21 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
7w + -4w = 21 + 4w + -4w

Combine like terms: 7w + -4w = 3w
3w = 21 + 4w + -4w

Combine like terms: 4w + -4w = 0
3w = 21 + 0
3w = 21

Divide each side by '3'.
w = 7

Simplifying
w = 7

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