-5(S+9)+25=-15

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Solution for -5(S+9)+25=-15 equation: 


Simplifying
-5(S + 9) + 25 = -15

Reorder the terms:
-5(9 + S) + 25 = -15
(9 * -5 + S * -5) + 25 = -15
(-45 + -5S) + 25 = -15

Reorder the terms:
-45 + 25 + -5S = -15

Combine like terms: -45 + 25 = -20
-20 + -5S = -15

Solving
-20 + -5S = -15

Solving for variable 'S'.

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

Add '20' to each side of the equation.
-20 + 20 + -5S = -15 + 20

Combine like terms: -20 + 20 = 0
0 + -5S = -15 + 20
-5S = -15 + 20

Combine like terms: -15 + 20 = 5
-5S = 5

Divide each side by '-5'.
S = -1

Simplifying
S = -1

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