3(w-5)-12=9

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Solution for 3(w-5)-12=9 equation:


Simplifying
3(w + -5) + -12 = 9

Reorder the terms:
3(-5 + w) + -12 = 9
(-5 * 3 + w * 3) + -12 = 9
(-15 + 3w) + -12 = 9

Reorder the terms:
-15 + -12 + 3w = 9

Combine like terms: -15 + -12 = -27
-27 + 3w = 9

Solving
-27 + 3w = 9

Solving for variable 'w'.

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

Add '27' to each side of the equation.
-27 + 27 + 3w = 9 + 27

Combine like terms: -27 + 27 = 0
0 + 3w = 9 + 27
3w = 9 + 27

Combine like terms: 9 + 27 = 36
3w = 36

Divide each side by '3'.
w = 12

Simplifying
w = 12

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