k-20=-(8-7k)

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Solution for k-20=-(8-7k) equation:


Simplifying
k + -20 = -1(8 + -7k)

Reorder the terms:
-20 + k = -1(8 + -7k)
-20 + k = (8 * -1 + -7k * -1)
-20 + k = (-8 + 7k)

Solving
-20 + k = -8 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
-20 + k + -7k = -8 + 7k + -7k

Combine like terms: k + -7k = -6k
-20 + -6k = -8 + 7k + -7k

Combine like terms: 7k + -7k = 0
-20 + -6k = -8 + 0
-20 + -6k = -8

Add '20' to each side of the equation.
-20 + 20 + -6k = -8 + 20

Combine like terms: -20 + 20 = 0
0 + -6k = -8 + 20
-6k = -8 + 20

Combine like terms: -8 + 20 = 12
-6k = 12

Divide each side by '-6'.
k = -2

Simplifying
k = -2

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