6x+9+9x-30=180

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Solution for 6x+9+9x-30=180 equation:


Simplifying
6x + 9 + 9x + -30 = 180

Reorder the terms:
9 + -30 + 6x + 9x = 180

Combine like terms: 9 + -30 = -21
-21 + 6x + 9x = 180

Combine like terms: 6x + 9x = 15x
-21 + 15x = 180

Solving
-21 + 15x = 180

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 15x = 180 + 21

Combine like terms: -21 + 21 = 0
0 + 15x = 180 + 21
15x = 180 + 21

Combine like terms: 180 + 21 = 201
15x = 201

Divide each side by '15'.
x = 13.4

Simplifying
x = 13.4

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