7s-5=2s-15

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Solution for 7s-5=2s-15 equation:


Simplifying
7s + -5 = 2s + -15

Reorder the terms:
-5 + 7s = 2s + -15

Reorder the terms:
-5 + 7s = -15 + 2s

Solving
-5 + 7s = -15 + 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.
-5 + 7s + -2s = -15 + 2s + -2s

Combine like terms: 7s + -2s = 5s
-5 + 5s = -15 + 2s + -2s

Combine like terms: 2s + -2s = 0
-5 + 5s = -15 + 0
-5 + 5s = -15

Add '5' to each side of the equation.
-5 + 5 + 5s = -15 + 5

Combine like terms: -5 + 5 = 0
0 + 5s = -15 + 5
5s = -15 + 5

Combine like terms: -15 + 5 = -10
5s = -10

Divide each side by '5'.
s = -2

Simplifying
s = -2

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