4w+3=21-w

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Solution for 4w+3=21-w equation:


Simplifying
4w + 3 = 21 + -1w

Reorder the terms:
3 + 4w = 21 + -1w

Solving
3 + 4w = 21 + -1w

Solving for variable 'w'.

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

Add 'w' to each side of the equation.
3 + 4w + w = 21 + -1w + w

Combine like terms: 4w + w = 5w
3 + 5w = 21 + -1w + w

Combine like terms: -1w + w = 0
3 + 5w = 21 + 0
3 + 5w = 21

Add '-3' to each side of the equation.
3 + -3 + 5w = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 5w = 21 + -3
5w = 21 + -3

Combine like terms: 21 + -3 = 18
5w = 18

Divide each side by '5'.
w = 3.6

Simplifying
w = 3.6

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