x+9+13=40

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Solution for x+9+13=40 equation: 


Simplifying
x + 9 + 13 = 40

Reorder the terms:
9 + 13 + x = 40

Combine like terms: 9 + 13 = 22
22 + x = 40

Solving
22 + x = 40

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + x = 40 + -22

Combine like terms: 22 + -22 = 0
0 + x = 40 + -22
x = 40 + -22

Combine like terms: 40 + -22 = 18
x = 18

Simplifying
x = 18

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