7s-18=2s

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Solution for 7s-18=2s equation:


Simplifying
7s + -18 = 2s

Reorder the terms:
-18 + 7s = 2s

Solving
-18 + 7s = 2s

Solving for variable 's'.

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

Add '-2s' to each side of the equation.
-18 + 7s + -2s = 2s + -2s

Combine like terms: 7s + -2s = 5s
-18 + 5s = 2s + -2s

Combine like terms: 2s + -2s = 0
-18 + 5s = 0

Add '18' to each side of the equation.
-18 + 18 + 5s = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 5s = 0 + 18
5s = 0 + 18

Combine like terms: 0 + 18 = 18
5s = 18

Divide each side by '5'.
s = 3.6

Simplifying
s = 3.6

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