20-s=5

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Solution for 20-s=5 equation:


Simplifying
20 + -1s = 5

Solving
20 + -1s = 5

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 + -1s = 5 + -20

Combine like terms: 20 + -20 = 0
0 + -1s = 5 + -20
-1s = 5 + -20

Combine like terms: 5 + -20 = -15
-1s = -15

Divide each side by '-1'.
s = 15

Simplifying
s = 15

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