-3[5-w]=18

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Solution for -3[5-w]=18 equation:


Simplifying
-3[5 + -1w] = 18
[5 * -3 + -1w * -3] = 18
[-15 + 3w] = 18

Solving
-15 + 3w = 18

Solving for variable 'w'.

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

Add '15' to each side of the equation.
-15 + 15 + 3w = 18 + 15

Combine like terms: -15 + 15 = 0
0 + 3w = 18 + 15
3w = 18 + 15

Combine like terms: 18 + 15 = 33
3w = 33

Divide each side by '3'.
w = 11

Simplifying
w = 11

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