2s-5=-20

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Solution for 2s-5=-20 equation: 


Simplifying
2s + -5 = -20

Reorder the terms:
-5 + 2s = -20

Solving
-5 + 2s = -20

Solving for variable 's'.

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

Add '5' to each side of the equation.
-5 + 5 + 2s = -20 + 5

Combine like terms: -5 + 5 = 0
0 + 2s = -20 + 5
2s = -20 + 5

Combine like terms: -20 + 5 = -15
2s = -15

Divide each side by '2'.
s = -7.5

Simplifying
s = -7.5

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