x+2x+2x-6=69

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Solution for x+2x+2x-6=69 equation:


Simplifying
x + 2x + 2x + -6 = 69

Reorder the terms:
-6 + x + 2x + 2x = 69

Combine like terms: x + 2x = 3x
-6 + 3x + 2x = 69

Combine like terms: 3x + 2x = 5x
-6 + 5x = 69

Solving
-6 + 5x = 69

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 5x = 69 + 6

Combine like terms: -6 + 6 = 0
0 + 5x = 69 + 6
5x = 69 + 6

Combine like terms: 69 + 6 = 75
5x = 75

Divide each side by '5'.
x = 15

Simplifying
x = 15

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