0=3w+21

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Solution for 0=3w+21 equation: 


Simplifying
0 = 3w + 21

Reorder the terms:
0 = 21 + 3w

Solving
0 = 21 + 3w

Solving for variable 'w'.

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

Add '-3w' to each side of the equation.
0 + -3w = 21 + 3w + -3w
Remove the zero:
-3w = 21 + 3w + -3w

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

Divide each side by '-3'.
w = -7

Simplifying
w = -7

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