100+9X+15+20=180

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Solution for 100+9X+15+20=180 equation:


Simplifying
100 + 9X + 15 + 20 = 180

Reorder the terms:
100 + 15 + 20 + 9X = 180

Combine like terms: 100 + 15 = 115
115 + 20 + 9X = 180

Combine like terms: 115 + 20 = 135
135 + 9X = 180

Solving
135 + 9X = 180

Solving for variable 'X'.

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

Add '-135' to each side of the equation.
135 + -135 + 9X = 180 + -135

Combine like terms: 135 + -135 = 0
0 + 9X = 180 + -135
9X = 180 + -135

Combine like terms: 180 + -135 = 45
9X = 45

Divide each side by '9'.
X = 5

Simplifying
X = 5

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