7s+2=9s-2

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


Simplifying
7s + 2 = 9s + -2

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

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

Solving
2 + 7s = -2 + 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.
2 + 7s + -9s = -2 + 9s + -9s

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

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

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

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

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

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

Simplifying
s = 2

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