5+10r+9k-4r-2k-15=

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Solution for 5+10r+9k-4r-2k-15= equation:


Simplifying
5 + 10r + 9k + -4r + -2k + -15 = 0

Reorder the terms:
5 + -15 + 9k + -2k + 10r + -4r = 0

Combine like terms: 5 + -15 = -10
-10 + 9k + -2k + 10r + -4r = 0

Combine like terms: 9k + -2k = 7k
-10 + 7k + 10r + -4r = 0

Combine like terms: 10r + -4r = 6r
-10 + 7k + 6r = 0

Solving
-10 + 7k + 6r = 0

Solving for variable 'k'.

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

Add '10' to each side of the equation.
-10 + 7k + 10 + 6r = 0 + 10

Reorder the terms:
-10 + 10 + 7k + 6r = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 7k + 6r = 0 + 10
7k + 6r = 0 + 10

Combine like terms: 0 + 10 = 10
7k + 6r = 10

Add '-6r' to each side of the equation.
7k + 6r + -6r = 10 + -6r

Combine like terms: 6r + -6r = 0
7k + 0 = 10 + -6r
7k = 10 + -6r

Divide each side by '7'.
k = 1.428571429 + -0.8571428571r

Simplifying
k = 1.428571429 + -0.8571428571r

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