3x-24=39

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Solution for 3x-24=39 equation: 


Simplifying
3x + -24 = 39

Reorder the terms:
-24 + 3x = 39

Solving
-24 + 3x = 39

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 + 3x = 39 + 24

Combine like terms: -24 + 24 = 0
0 + 3x = 39 + 24
3x = 39 + 24

Combine like terms: 39 + 24 = 63
3x = 63

Divide each side by '3'.
x = 21

Simplifying
x = 21

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