-20=s+84

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Solution for -20=s+84 equation:


Simplifying
-20 = s + 84

Reorder the terms:
-20 = 84 + s

Solving
-20 = 84 + s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
-20 + -1s = 84 + s + -1s

Combine like terms: s + -1s = 0
-20 + -1s = 84 + 0
-20 + -1s = 84

Add '20' to each side of the equation.
-20 + 20 + -1s = 84 + 20

Combine like terms: -20 + 20 = 0
0 + -1s = 84 + 20
-1s = 84 + 20

Combine like terms: 84 + 20 = 104
-1s = 104

Divide each side by '-1'.
s = -104

Simplifying
s = -104

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