x+18+20=45

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Solution for x+18+20=45 equation: 


Simplifying
x + 18 + 20 = 45

Reorder the terms:
18 + 20 + x = 45

Combine like terms: 18 + 20 = 38
38 + x = 45

Solving
38 + x = 45

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + x = 45 + -38

Combine like terms: 38 + -38 = 0
0 + x = 45 + -38
x = 45 + -38

Combine like terms: 45 + -38 = 7
x = 7

Simplifying
x = 7

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