-9(7+3s)=15

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Solution for -9(7+3s)=15 equation: 


Simplifying
-9(7 + 3s) = 15
(7 * -9 + 3s * -9) = 15
(-63 + -27s) = 15

Solving
-63 + -27s = 15

Solving for variable 's'.

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

Add '63' to each side of the equation.
-63 + 63 + -27s = 15 + 63

Combine like terms: -63 + 63 = 0
0 + -27s = 15 + 63
-27s = 15 + 63

Combine like terms: 15 + 63 = 78
-27s = 78

Divide each side by '-27'.
s = -2.888888889

Simplifying
s = -2.888888889

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