30=9w-5(3w-12)

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Solution for 30=9w-5(3w-12) equation:


Simplifying
30 = 9w + -5(3w + -12)

Reorder the terms:
30 = 9w + -5(-12 + 3w)
30 = 9w + (-12 * -5 + 3w * -5)
30 = 9w + (60 + -15w)

Reorder the terms:
30 = 60 + 9w + -15w

Combine like terms: 9w + -15w = -6w
30 = 60 + -6w

Solving
30 = 60 + -6w

Solving for variable 'w'.

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

Add '6w' to each side of the equation.
30 + 6w = 60 + -6w + 6w

Combine like terms: -6w + 6w = 0
30 + 6w = 60 + 0
30 + 6w = 60

Add '-30' to each side of the equation.
30 + -30 + 6w = 60 + -30

Combine like terms: 30 + -30 = 0
0 + 6w = 60 + -30
6w = 60 + -30

Combine like terms: 60 + -30 = 30
6w = 30

Divide each side by '6'.
w = 5

Simplifying
w = 5

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