3w-30=9(w-8)

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Solution for 3w-30=9(w-8) equation:


Simplifying
3w + -30 = 9(w + -8)

Reorder the terms:
-30 + 3w = 9(w + -8)

Reorder the terms:
-30 + 3w = 9(-8 + w)
-30 + 3w = (-8 * 9 + w * 9)
-30 + 3w = (-72 + 9w)

Solving
-30 + 3w = -72 + 9w

Solving for variable 'w'.

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

Add '-9w' to each side of the equation.
-30 + 3w + -9w = -72 + 9w + -9w

Combine like terms: 3w + -9w = -6w
-30 + -6w = -72 + 9w + -9w

Combine like terms: 9w + -9w = 0
-30 + -6w = -72 + 0
-30 + -6w = -72

Add '30' to each side of the equation.
-30 + 30 + -6w = -72 + 30

Combine like terms: -30 + 30 = 0
0 + -6w = -72 + 30
-6w = -72 + 30

Combine like terms: -72 + 30 = -42
-6w = -42

Divide each side by '-6'.
w = 7

Simplifying
w = 7

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