21x-24=18

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Solution for 21x-24=18 equation: 


Simplifying
21x + -24 = 18

Reorder the terms:
-24 + 21x = 18

Solving
-24 + 21x = 18

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 21x = 18 + 24

Combine like terms: -24 + 24 = 0
0 + 21x = 18 + 24
21x = 18 + 24

Combine like terms: 18 + 24 = 42
21x = 42

Divide each side by '21'.
x = 2

Simplifying
x = 2

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