18s-4-8s=-20+9s

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Solution for 18s-4-8s=-20+9s equation:


Simplifying
18s + -4 + -8s = -20 + 9s

Reorder the terms:
-4 + 18s + -8s = -20 + 9s

Combine like terms: 18s + -8s = 10s
-4 + 10s = -20 + 9s

Solving
-4 + 10s = -20 + 9s

Solving for variable 's'.

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

Add '-9s' to each side of the equation.
-4 + 10s + -9s = -20 + 9s + -9s

Combine like terms: 10s + -9s = 1s
-4 + 1s = -20 + 9s + -9s

Combine like terms: 9s + -9s = 0
-4 + 1s = -20 + 0
-4 + 1s = -20

Add '4' to each side of the equation.
-4 + 4 + 1s = -20 + 4

Combine like terms: -4 + 4 = 0
0 + 1s = -20 + 4
1s = -20 + 4

Combine like terms: -20 + 4 = -16
1s = -16

Divide each side by '1'.
s = -16

Simplifying
s = -16

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