s+3.50+20=42

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Solution for s+3.50+20=42 equation:


Simplifying
s + 3.50 + 20 = 42

Reorder the terms:
3.50 + 20 + s = 42

Combine like terms: 3.50 + 20 = 23.5
23.5 + s = 42

Solving
23.5 + s = 42

Solving for variable 's'.

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

Add '-23.5' to each side of the equation.
23.5 + -23.5 + s = 42 + -23.5

Combine like terms: 23.5 + -23.5 = 0.0
0.0 + s = 42 + -23.5
s = 42 + -23.5

Combine like terms: 42 + -23.5 = 18.5
s = 18.5

Simplifying
s = 18.5

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