4(s+2)-12=2s-2+7s+13

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Solution for 4(s+2)-12=2s-2+7s+13 equation:


Simplifying
4(s + 2) + -12 = 2s + -2 + 7s + 13

Reorder the terms:
4(2 + s) + -12 = 2s + -2 + 7s + 13
(2 * 4 + s * 4) + -12 = 2s + -2 + 7s + 13
(8 + 4s) + -12 = 2s + -2 + 7s + 13

Reorder the terms:
8 + -12 + 4s = 2s + -2 + 7s + 13

Combine like terms: 8 + -12 = -4
-4 + 4s = 2s + -2 + 7s + 13

Reorder the terms:
-4 + 4s = -2 + 13 + 2s + 7s

Combine like terms: -2 + 13 = 11
-4 + 4s = 11 + 2s + 7s

Combine like terms: 2s + 7s = 9s
-4 + 4s = 11 + 9s

Solving
-4 + 4s = 11 + 9s

Solving for variable 's'.

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

Add '-9s' to each side of the equation.
-4 + 4s + -9s = 11 + 9s + -9s

Combine like terms: 4s + -9s = -5s
-4 + -5s = 11 + 9s + -9s

Combine like terms: 9s + -9s = 0
-4 + -5s = 11 + 0
-4 + -5s = 11

Add '4' to each side of the equation.
-4 + 4 + -5s = 11 + 4

Combine like terms: -4 + 4 = 0
0 + -5s = 11 + 4
-5s = 11 + 4

Combine like terms: 11 + 4 = 15
-5s = 15

Divide each side by '-5'.
s = -3

Simplifying
s = -3

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