8+2s-1=9s+9-5s

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Solution for 8+2s-1=9s+9-5s equation:


Simplifying
8 + 2s + -1 = 9s + 9 + -5s

Reorder the terms:
8 + -1 + 2s = 9s + 9 + -5s

Combine like terms: 8 + -1 = 7
7 + 2s = 9s + 9 + -5s

Reorder the terms:
7 + 2s = 9 + 9s + -5s

Combine like terms: 9s + -5s = 4s
7 + 2s = 9 + 4s

Solving
7 + 2s = 9 + 4s

Solving for variable 's'.

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

Add '-4s' to each side of the equation.
7 + 2s + -4s = 9 + 4s + -4s

Combine like terms: 2s + -4s = -2s
7 + -2s = 9 + 4s + -4s

Combine like terms: 4s + -4s = 0
7 + -2s = 9 + 0
7 + -2s = 9

Add '-7' to each side of the equation.
7 + -7 + -2s = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -2s = 9 + -7
-2s = 9 + -7

Combine like terms: 9 + -7 = 2
-2s = 2

Divide each side by '-2'.
s = -1

Simplifying
s = -1

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