3=-9(s-5)+15s

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Solution for 3=-9(s-5)+15s equation:


Simplifying
3 = -9(s + -5) + 15s

Reorder the terms:
3 = -9(-5 + s) + 15s
3 = (-5 * -9 + s * -9) + 15s
3 = (45 + -9s) + 15s

Combine like terms: -9s + 15s = 6s
3 = 45 + 6s

Solving
3 = 45 + 6s

Solving for variable 's'.

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

Add '-6s' to each side of the equation.
3 + -6s = 45 + 6s + -6s

Combine like terms: 6s + -6s = 0
3 + -6s = 45 + 0
3 + -6s = 45

Add '-3' to each side of the equation.
3 + -3 + -6s = 45 + -3

Combine like terms: 3 + -3 = 0
0 + -6s = 45 + -3
-6s = 45 + -3

Combine like terms: 45 + -3 = 42
-6s = 42

Divide each side by '-6'.
s = -7

Simplifying
s = -7

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