5x+72=11x+21

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Solution for 5x+72=11x+21 equation:


Simplifying
5x + 72 = 11x + 21

Reorder the terms:
72 + 5x = 11x + 21

Reorder the terms:
72 + 5x = 21 + 11x

Solving
72 + 5x = 21 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
72 + 5x + -11x = 21 + 11x + -11x

Combine like terms: 5x + -11x = -6x
72 + -6x = 21 + 11x + -11x

Combine like terms: 11x + -11x = 0
72 + -6x = 21 + 0
72 + -6x = 21

Add '-72' to each side of the equation.
72 + -72 + -6x = 21 + -72

Combine like terms: 72 + -72 = 0
0 + -6x = 21 + -72
-6x = 21 + -72

Combine like terms: 21 + -72 = -51
-6x = -51

Divide each side by '-6'.
x = 8.5

Simplifying
x = 8.5

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