18=-3(w+9)

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Solution for 18=-3(w+9) equation:


Simplifying
18 = -3(w + 9)

Reorder the terms:
18 = -3(9 + w)
18 = (9 * -3 + w * -3)
18 = (-27 + -3w)

Solving
18 = -27 + -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.
18 + 3w = -27 + -3w + 3w

Combine like terms: -3w + 3w = 0
18 + 3w = -27 + 0
18 + 3w = -27

Add '-18' to each side of the equation.
18 + -18 + 3w = -27 + -18

Combine like terms: 18 + -18 = 0
0 + 3w = -27 + -18
3w = -27 + -18

Combine like terms: -27 + -18 = -45
3w = -45

Divide each side by '3'.
w = -15

Simplifying
w = -15

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