85+6s-8=20

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Solution for 85+6s-8=20 equation:


Simplifying
85 + 6s + -8 = 20

Reorder the terms:
85 + -8 + 6s = 20

Combine like terms: 85 + -8 = 77
77 + 6s = 20

Solving
77 + 6s = 20

Solving for variable 's'.

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

Add '-77' to each side of the equation.
77 + -77 + 6s = 20 + -77

Combine like terms: 77 + -77 = 0
0 + 6s = 20 + -77
6s = 20 + -77

Combine like terms: 20 + -77 = -57
6s = -57

Divide each side by '6'.
s = -9.5

Simplifying
s = -9.5

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