18-3(w+12)=-45

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Solution for 18-3(w+12)=-45 equation:


Simplifying
18 + -3(w + 12) = -45

Reorder the terms:
18 + -3(12 + w) = -45
18 + (12 * -3 + w * -3) = -45
18 + (-36 + -3w) = -45

Combine like terms: 18 + -36 = -18
-18 + -3w = -45

Solving
-18 + -3w = -45

Solving for variable 'w'.

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

Add '18' to each side of the equation.
-18 + 18 + -3w = -45 + 18

Combine like terms: -18 + 18 = 0
0 + -3w = -45 + 18
-3w = -45 + 18

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

Divide each side by '-3'.
w = 9

Simplifying
w = 9

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