9s-7s-s+2s=18

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Solution for 9s-7s-s+2s=18 equation:


Simplifying
9s + -7s + -1s + 2s = 18

Combine like terms: 9s + -7s = 2s
2s + -1s + 2s = 18

Combine like terms: 2s + -1s = 1s
1s + 2s = 18

Combine like terms: 1s + 2s = 3s
3s = 18

Solving
3s = 18

Solving for variable 's'.

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

Divide each side by '3'.
s = 6

Simplifying
s = 6

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