4(k-9)-(-6k-5)=9k

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Solution for 4(k-9)-(-6k-5)=9k equation:


Simplifying
4(k + -9) + -1(-6k + -5) = 9k

Reorder the terms:
4(-9 + k) + -1(-6k + -5) = 9k
(-9 * 4 + k * 4) + -1(-6k + -5) = 9k
(-36 + 4k) + -1(-6k + -5) = 9k

Reorder the terms:
-36 + 4k + -1(-5 + -6k) = 9k
-36 + 4k + (-5 * -1 + -6k * -1) = 9k
-36 + 4k + (5 + 6k) = 9k

Reorder the terms:
-36 + 5 + 4k + 6k = 9k

Combine like terms: -36 + 5 = -31
-31 + 4k + 6k = 9k

Combine like terms: 4k + 6k = 10k
-31 + 10k = 9k

Solving
-31 + 10k = 9k

Solving for variable 'k'.

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

Add '-9k' to each side of the equation.
-31 + 10k + -9k = 9k + -9k

Combine like terms: 10k + -9k = 1k
-31 + 1k = 9k + -9k

Combine like terms: 9k + -9k = 0
-31 + 1k = 0

Add '31' to each side of the equation.
-31 + 31 + 1k = 0 + 31

Combine like terms: -31 + 31 = 0
0 + 1k = 0 + 31
1k = 0 + 31

Combine like terms: 0 + 31 = 31
1k = 31

Divide each side by '1'.
k = 31

Simplifying
k = 31

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