7s-30=2s

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Solution for 7s-30=2s equation:


Simplifying
7s + -30 = 2s

Reorder the terms:
-30 + 7s = 2s

Solving
-30 + 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.
-30 + 7s + -2s = 2s + -2s

Combine like terms: 7s + -2s = 5s
-30 + 5s = 2s + -2s

Combine like terms: 2s + -2s = 0
-30 + 5s = 0

Add '30' to each side of the equation.
-30 + 30 + 5s = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 5s = 0 + 30
5s = 0 + 30

Combine like terms: 0 + 30 = 30
5s = 30

Divide each side by '5'.
s = 6

Simplifying
s = 6

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