3X+4+8X-2-90=180

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Solution for 3X+4+8X-2-90=180 equation: 


Simplifying
3X + 4 + 8X + -2 + -90 = 180

Reorder the terms:
4 + -2 + -90 + 3X + 8X = 180

Combine like terms: 4 + -2 = 2
2 + -90 + 3X + 8X = 180

Combine like terms: 2 + -90 = -88
-88 + 3X + 8X = 180

Combine like terms: 3X + 8X = 11X
-88 + 11X = 180

Solving
-88 + 11X = 180

Solving for variable 'X'.

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

Add '88' to each side of the equation.
-88 + 88 + 11X = 180 + 88

Combine like terms: -88 + 88 = 0
0 + 11X = 180 + 88
11X = 180 + 88

Combine like terms: 180 + 88 = 268
11X = 268

Divide each side by '11'.
X = 24.36363636

Simplifying
X = 24.36363636

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