-9=4s+15

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Solution for -9=4s+15 equation:


Simplifying
-9 = 4s + 15

Reorder the terms:
-9 = 15 + 4s

Solving
-9 = 15 + 4s

Solving for variable 's'.

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

Add '-4s' to each side of the equation.
-9 + -4s = 15 + 4s + -4s

Combine like terms: 4s + -4s = 0
-9 + -4s = 15 + 0
-9 + -4s = 15

Add '9' to each side of the equation.
-9 + 9 + -4s = 15 + 9

Combine like terms: -9 + 9 = 0
0 + -4s = 15 + 9
-4s = 15 + 9

Combine like terms: 15 + 9 = 24
-4s = 24

Divide each side by '-4'.
s = -6

Simplifying
s = -6

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