s+20=42

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Solution for s+20=42 equation: 


Simplifying
s + 20 = 42

Reorder the terms:
20 + s = 42

Solving
20 + s = 42

Solving for variable 's'.

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

Add '-20' to each side of the equation.
20 + -20 + s = 42 + -20

Combine like terms: 20 + -20 = 0
0 + s = 42 + -20
s = 42 + -20

Combine like terms: 42 + -20 = 22
s = 22

Simplifying
s = 22

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