x+x+6+9=84

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Solution for x+x+6+9=84 equation:


Simplifying
x + x + 6 + 9 = 84

Reorder the terms:
6 + 9 + x + x = 84

Combine like terms: 6 + 9 = 15
15 + x + x = 84

Combine like terms: x + x = 2x
15 + 2x = 84

Solving
15 + 2x = 84

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 2x = 84 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 84 + -15
2x = 84 + -15

Combine like terms: 84 + -15 = 69
2x = 69

Divide each side by '2'.
x = 34.5

Simplifying
x = 34.5

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