X+(x-18)+4(x-18)=180

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Solution for X+(x-18)+4(x-18)=180 equation:


Simplifying
X + (x + -18) + 4(x + -18) = 180

Reorder the terms:
X + (-18 + x) + 4(x + -18) = 180

Remove parenthesis around (-18 + x)
X + -18 + x + 4(x + -18) = 180

Reorder the terms:
X + -18 + x + 4(-18 + x) = 180
X + -18 + x + (-18 * 4 + x * 4) = 180
X + -18 + x + (-72 + 4x) = 180

Reorder the terms:
-18 + -72 + X + x + 4x = 180

Combine like terms: -18 + -72 = -90
-90 + X + x + 4x = 180

Combine like terms: x + 4x = 5x
-90 + X + 5x = 180

Solving
-90 + X + 5x = 180

Solving for variable 'X'.

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

Add '90' to each side of the equation.
-90 + X + 90 + 5x = 180 + 90

Reorder the terms:
-90 + 90 + X + 5x = 180 + 90

Combine like terms: -90 + 90 = 0
0 + X + 5x = 180 + 90
X + 5x = 180 + 90

Combine like terms: 180 + 90 = 270
X + 5x = 270

Add '-5x' to each side of the equation.
X + 5x + -5x = 270 + -5x

Combine like terms: 5x + -5x = 0
X + 0 = 270 + -5x
X = 270 + -5x

Simplifying
X = 270 + -5x

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