s+40=42

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Solution for s+40=42 equation: 


Simplifying
s + 40 = 42

Reorder the terms:
40 + s = 42

Solving
40 + s = 42

Solving for variable 's'.

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

Add '-40' to each side of the equation.
40 + -40 + s = 42 + -40

Combine like terms: 40 + -40 = 0
0 + s = 42 + -40
s = 42 + -40

Combine like terms: 42 + -40 = 2
s = 2

Simplifying
s = 2

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