21x+72=24x

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Solution for 21x+72=24x equation:


Simplifying
21x + 72 = 24x

Reorder the terms:
72 + 21x = 24x

Solving
72 + 21x = 24x

Solving for variable 'x'.

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

Add '-24x' to each side of the equation.
72 + 21x + -24x = 24x + -24x

Combine like terms: 21x + -24x = -3x
72 + -3x = 24x + -24x

Combine like terms: 24x + -24x = 0
72 + -3x = 0

Add '-72' to each side of the equation.
72 + -72 + -3x = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -3x = 0 + -72
-3x = 0 + -72

Combine like terms: 0 + -72 = -72
-3x = -72

Divide each side by '-3'.
x = 24

Simplifying
x = 24

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