4=40-3w

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Solution for 4=40-3w equation:


Simplifying
4 = 40 + -3w

Solving
4 = 40 + -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.
4 + 3w = 40 + -3w + 3w

Combine like terms: -3w + 3w = 0
4 + 3w = 40 + 0
4 + 3w = 40

Add '-4' to each side of the equation.
4 + -4 + 3w = 40 + -4

Combine like terms: 4 + -4 = 0
0 + 3w = 40 + -4
3w = 40 + -4

Combine like terms: 40 + -4 = 36
3w = 36

Divide each side by '3'.
w = 12

Simplifying
w = 12

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