(y-9)-(-5k-7)=-8

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Solution for (y-9)-(-5k-7)=-8 equation:


Simplifying
(y + -9) + -1(-5k + -7) = -8

Reorder the terms:
(-9 + y) + -1(-5k + -7) = -8

Remove parenthesis around (-9 + y)
-9 + y + -1(-5k + -7) = -8

Reorder the terms:
-9 + y + -1(-7 + -5k) = -8
-9 + y + (-7 * -1 + -5k * -1) = -8
-9 + y + (7 + 5k) = -8

Reorder the terms:
-9 + 7 + 5k + y = -8

Combine like terms: -9 + 7 = -2
-2 + 5k + y = -8

Solving
-2 + 5k + y = -8

Solving for variable 'k'.

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

Add '2' to each side of the equation.
-2 + 5k + 2 + y = -8 + 2

Reorder the terms:
-2 + 2 + 5k + y = -8 + 2

Combine like terms: -2 + 2 = 0
0 + 5k + y = -8 + 2
5k + y = -8 + 2

Combine like terms: -8 + 2 = -6
5k + y = -6

Add '-1y' to each side of the equation.
5k + y + -1y = -6 + -1y

Combine like terms: y + -1y = 0
5k + 0 = -6 + -1y
5k = -6 + -1y

Divide each side by '5'.
k = -1.2 + -0.2y

Simplifying
k = -1.2 + -0.2y

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