-3(s-18)=9

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Solution for -3(s-18)=9 equation:


Simplifying
-3(s + -18) = 9

Reorder the terms:
-3(-18 + s) = 9
(-18 * -3 + s * -3) = 9
(54 + -3s) = 9

Solving
54 + -3s = 9

Solving for variable 's'.

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

Add '-54' to each side of the equation.
54 + -54 + -3s = 9 + -54

Combine like terms: 54 + -54 = 0
0 + -3s = 9 + -54
-3s = 9 + -54

Combine like terms: 9 + -54 = -45
-3s = -45

Divide each side by '-3'.
s = 15

Simplifying
s = 15

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