20s+2s+2s+s=400

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Solution for 20s+2s+2s+s=400 equation: 


Simplifying
20s + 2s + 2s + s = 400

Combine like terms: 20s + 2s = 22s
22s + 2s + s = 400

Combine like terms: 22s + 2s = 24s
24s + s = 400

Combine like terms: 24s + s = 25s
25s = 400

Solving
25s = 400

Solving for variable 's'.

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

Divide each side by '25'.
s = 16

Simplifying
s = 16

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