-3(3s-4)-12=-2(7s+9)-2

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Solution for -3(3s-4)-12=-2(7s+9)-2 equation:


Simplifying
-3(3s + -4) + -12 = -2(7s + 9) + -2

Reorder the terms:
-3(-4 + 3s) + -12 = -2(7s + 9) + -2
(-4 * -3 + 3s * -3) + -12 = -2(7s + 9) + -2
(12 + -9s) + -12 = -2(7s + 9) + -2

Reorder the terms:
12 + -12 + -9s = -2(7s + 9) + -2

Combine like terms: 12 + -12 = 0
0 + -9s = -2(7s + 9) + -2
-9s = -2(7s + 9) + -2

Reorder the terms:
-9s = -2(9 + 7s) + -2
-9s = (9 * -2 + 7s * -2) + -2
-9s = (-18 + -14s) + -2

Reorder the terms:
-9s = -18 + -2 + -14s

Combine like terms: -18 + -2 = -20
-9s = -20 + -14s

Solving
-9s = -20 + -14s

Solving for variable 's'.

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

Add '14s' to each side of the equation.
-9s + 14s = -20 + -14s + 14s

Combine like terms: -9s + 14s = 5s
5s = -20 + -14s + 14s

Combine like terms: -14s + 14s = 0
5s = -20 + 0
5s = -20

Divide each side by '5'.
s = -4

Simplifying
s = -4

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