12-(6s+7)=9-5s

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Solution for 12-(6s+7)=9-5s equation:


Simplifying
12 + -1(6s + 7) = 9 + -5s

Reorder the terms:
12 + -1(7 + 6s) = 9 + -5s
12 + (7 * -1 + 6s * -1) = 9 + -5s
12 + (-7 + -6s) = 9 + -5s

Combine like terms: 12 + -7 = 5
5 + -6s = 9 + -5s

Solving
5 + -6s = 9 + -5s

Solving for variable 's'.

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

Add '5s' to each side of the equation.
5 + -6s + 5s = 9 + -5s + 5s

Combine like terms: -6s + 5s = -1s
5 + -1s = 9 + -5s + 5s

Combine like terms: -5s + 5s = 0
5 + -1s = 9 + 0
5 + -1s = 9

Add '-5' to each side of the equation.
5 + -5 + -1s = 9 + -5

Combine like terms: 5 + -5 = 0
0 + -1s = 9 + -5
-1s = 9 + -5

Combine like terms: 9 + -5 = 4
-1s = 4

Divide each side by '-1'.
s = -4

Simplifying
s = -4

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