72=(8w-2+w)2

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Solution for 72=(8w-2+w)2 equation:


Simplifying
72 = (8w + -2 + w) * 2

Reorder the terms:
72 = (-2 + 8w + w) * 2

Combine like terms: 8w + w = 9w
72 = (-2 + 9w) * 2

Reorder the terms for easier multiplication:
72 = 2(-2 + 9w)
72 = (-2 * 2 + 9w * 2)
72 = (-4 + 18w)

Solving
72 = -4 + 18w

Solving for variable 'w'.

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

Add '-18w' to each side of the equation.
72 + -18w = -4 + 18w + -18w

Combine like terms: 18w + -18w = 0
72 + -18w = -4 + 0
72 + -18w = -4

Add '-72' to each side of the equation.
72 + -72 + -18w = -4 + -72

Combine like terms: 72 + -72 = 0
0 + -18w = -4 + -72
-18w = -4 + -72

Combine like terms: -4 + -72 = -76
-18w = -76

Divide each side by '-18'.
w = 4.222222222

Simplifying
w = 4.222222222

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