69=3x+15

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Solution for 69=3x+15 equation:


Simplifying
69 = 3x + 15

Reorder the terms:
69 = 15 + 3x

Solving
69 = 15 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
69 + -3x = 15 + 3x + -3x

Combine like terms: 3x + -3x = 0
69 + -3x = 15 + 0
69 + -3x = 15

Add '-69' to each side of the equation.
69 + -69 + -3x = 15 + -69

Combine like terms: 69 + -69 = 0
0 + -3x = 15 + -69
-3x = 15 + -69

Combine like terms: 15 + -69 = -54
-3x = -54

Divide each side by '-3'.
x = 18

Simplifying
x = 18

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