-3(s-18)+9=-12

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Solution for -3(s-18)+9=-12 equation:


Simplifying
-3(s + -18) + 9 = -12

Reorder the terms:
-3(-18 + s) + 9 = -12
(-18 * -3 + s * -3) + 9 = -12
(54 + -3s) + 9 = -12

Reorder the terms:
54 + 9 + -3s = -12

Combine like terms: 54 + 9 = 63
63 + -3s = -12

Solving
63 + -3s = -12

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 + -3s = -12 + -63

Combine like terms: 63 + -63 = 0
0 + -3s = -12 + -63
-3s = -12 + -63

Combine like terms: -12 + -63 = -75
-3s = -75

Divide each side by '-3'.
s = 25

Simplifying
s = 25

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