180=(u-18)+(u-18)+(2u-12)

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Solution for 180=(u-18)+(u-18)+(2u-12) equation:


Simplifying
180 = (u + -18) + (u + -18) + (2u + -12)

Reorder the terms:
180 = (-18 + u) + (u + -18) + (2u + -12)

Remove parenthesis around (-18 + u)
180 = -18 + u + (u + -18) + (2u + -12)

Reorder the terms:
180 = -18 + u + (-18 + u) + (2u + -12)

Remove parenthesis around (-18 + u)
180 = -18 + u + -18 + u + (2u + -12)

Reorder the terms:
180 = -18 + u + -18 + u + (-12 + 2u)

Remove parenthesis around (-12 + 2u)
180 = -18 + u + -18 + u + -12 + 2u

Reorder the terms:
180 = -18 + -18 + -12 + u + u + 2u

Combine like terms: -18 + -18 = -36
180 = -36 + -12 + u + u + 2u

Combine like terms: -36 + -12 = -48
180 = -48 + u + u + 2u

Combine like terms: u + u = 2u
180 = -48 + 2u + 2u

Combine like terms: 2u + 2u = 4u
180 = -48 + 4u

Solving
180 = -48 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
180 + -4u = -48 + 4u + -4u

Combine like terms: 4u + -4u = 0
180 + -4u = -48 + 0
180 + -4u = -48

Add '-180' to each side of the equation.
180 + -180 + -4u = -48 + -180

Combine like terms: 180 + -180 = 0
0 + -4u = -48 + -180
-4u = -48 + -180

Combine like terms: -48 + -180 = -228
-4u = -228

Divide each side by '-4'.
u = 57

Simplifying
u = 57

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