5x+6+3x+9=55

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Solution for 5x+6+3x+9=55 equation:


Simplifying
5x + 6 + 3x + 9 = 55

Reorder the terms:
6 + 9 + 5x + 3x = 55

Combine like terms: 6 + 9 = 15
15 + 5x + 3x = 55

Combine like terms: 5x + 3x = 8x
15 + 8x = 55

Solving
15 + 8x = 55

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 + 8x = 55 + -15

Combine like terms: 15 + -15 = 0
0 + 8x = 55 + -15
8x = 55 + -15

Combine like terms: 55 + -15 = 40
8x = 40

Divide each side by '8'.
x = 5

Simplifying
x = 5

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