54=5x+x+9

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Solution for 54=5x+x+9 equation:


Simplifying
54 = 5x + x + 9

Reorder the terms:
54 = 9 + 5x + x

Combine like terms: 5x + x = 6x
54 = 9 + 6x

Solving
54 = 9 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
54 + -6x = 9 + 6x + -6x

Combine like terms: 6x + -6x = 0
54 + -6x = 9 + 0
54 + -6x = 9

Add '-54' to each side of the equation.
54 + -54 + -6x = 9 + -54

Combine like terms: 54 + -54 = 0
0 + -6x = 9 + -54
-6x = 9 + -54

Combine like terms: 9 + -54 = -45
-6x = -45

Divide each side by '-6'.
x = 7.5

Simplifying
x = 7.5

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