38+x=42

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Solution for 38+x=42 equation: 


Simplifying
38 + x = 42

Solving
38 + x = 42

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 = 42 + -38

Combine like terms: 38 + -38 = 0
0 + x = 42 + -38
x = 42 + -38

Combine like terms: 42 + -38 = 4
x = 4

Simplifying
x = 4

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