18x+72=21

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Solution for 18x+72=21 equation: 


Simplifying
18x + 72 = 21

Reorder the terms:
72 + 18x = 21

Solving
72 + 18x = 21

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 18x = 21 + -72

Combine like terms: 72 + -72 = 0
0 + 18x = 21 + -72
18x = 21 + -72

Combine like terms: 21 + -72 = -51
18x = -51

Divide each side by '18'.
x = -2.833333333

Simplifying
x = -2.833333333

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