18+9x=45

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Solution for 18+9x=45 equation: 


Simplifying
18 + 9x = 45

Solving
18 + 9x = 45

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 9x = 45 + -18

Combine like terms: 18 + -18 = 0
0 + 9x = 45 + -18
9x = 45 + -18

Combine like terms: 45 + -18 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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