240=12x+9(22-x)

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Solution for 240=12x+9(22-x) equation:


Simplifying
240 = 12x + 9(22 + -1x)
240 = 12x + (22 * 9 + -1x * 9)
240 = 12x + (198 + -9x)

Reorder the terms:
240 = 198 + 12x + -9x

Combine like terms: 12x + -9x = 3x
240 = 198 + 3x

Solving
240 = 198 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
240 + -3x = 198 + 3x + -3x

Combine like terms: 3x + -3x = 0
240 + -3x = 198 + 0
240 + -3x = 198

Add '-240' to each side of the equation.
240 + -240 + -3x = 198 + -240

Combine like terms: 240 + -240 = 0
0 + -3x = 198 + -240
-3x = 198 + -240

Combine like terms: 198 + -240 = -42
-3x = -42

Divide each side by '-3'.
x = 14

Simplifying
x = 14

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