54+7x=72+5x

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Solution for 54+7x=72+5x equation: 


Simplifying
54 + 7x = 72 + 5x

Solving
54 + 7x = 72 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
54 + 7x + -5x = 72 + 5x + -5x

Combine like terms: 7x + -5x = 2x
54 + 2x = 72 + 5x + -5x

Combine like terms: 5x + -5x = 0
54 + 2x = 72 + 0
54 + 2x = 72

Add '-54' to each side of the equation.
54 + -54 + 2x = 72 + -54

Combine like terms: 54 + -54 = 0
0 + 2x = 72 + -54
2x = 72 + -54

Combine like terms: 72 + -54 = 18
2x = 18

Divide each side by '2'.
x = 9

Simplifying
x = 9

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