3x-9+2.5x+15=180

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Solution for 3x-9+2.5x+15=180 equation:


Simplifying
3x + -9 + 2.5x + 15 = 180

Reorder the terms:
-9 + 15 + 3x + 2.5x = 180

Combine like terms: -9 + 15 = 6
6 + 3x + 2.5x = 180

Combine like terms: 3x + 2.5x = 5.5x
6 + 5.5x = 180

Solving
6 + 5.5x = 180

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 5.5x = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 5.5x = 180 + -6
5.5x = 180 + -6

Combine like terms: 180 + -6 = 174
5.5x = 174

Divide each side by '5.5'.
x = 31.63636364

Simplifying
x = 31.63636364

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