72-2x=4x+9

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Solution for 72-2x=4x+9 equation:


Simplifying
72 + -2x = 4x + 9

Reorder the terms:
72 + -2x = 9 + 4x

Solving
72 + -2x = 9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
72 + -2x + -4x = 9 + 4x + -4x

Combine like terms: -2x + -4x = -6x
72 + -6x = 9 + 4x + -4x

Combine like terms: 4x + -4x = 0
72 + -6x = 9 + 0
72 + -6x = 9

Add '-72' to each side of the equation.
72 + -72 + -6x = 9 + -72

Combine like terms: 72 + -72 = 0
0 + -6x = 9 + -72
-6x = 9 + -72

Combine like terms: 9 + -72 = -63
-6x = -63

Divide each side by '-6'.
x = 10.5

Simplifying
x = 10.5

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