3w-21=24

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Solution for 3w-21=24 equation: 


Simplifying
3w + -21 = 24

Reorder the terms:
-21 + 3w = 24

Solving
-21 + 3w = 24

Solving for variable 'w'.

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

Add '21' to each side of the equation.
-21 + 21 + 3w = 24 + 21

Combine like terms: -21 + 21 = 0
0 + 3w = 24 + 21
3w = 24 + 21

Combine like terms: 24 + 21 = 45
3w = 45

Divide each side by '3'.
w = 15

Simplifying
w = 15

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