2s-72=s-9

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Solution for 2s-72=s-9 equation:


Simplifying
2s + -72 = s + -9

Reorder the terms:
-72 + 2s = s + -9

Reorder the terms:
-72 + 2s = -9 + s

Solving
-72 + 2s = -9 + s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
-72 + 2s + -1s = -9 + s + -1s

Combine like terms: 2s + -1s = 1s
-72 + 1s = -9 + s + -1s

Combine like terms: s + -1s = 0
-72 + 1s = -9 + 0
-72 + 1s = -9

Add '72' to each side of the equation.
-72 + 72 + 1s = -9 + 72

Combine like terms: -72 + 72 = 0
0 + 1s = -9 + 72
1s = -9 + 72

Combine like terms: -9 + 72 = 63
1s = 63

Divide each side by '1'.
s = 63

Simplifying
s = 63

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