5(k-9)-(4-9k)=13k

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Solution for 5(k-9)-(4-9k)=13k equation:


Simplifying
5(k + -9) + -1(4 + -9k) = 13k

Reorder the terms:
5(-9 + k) + -1(4 + -9k) = 13k
(-9 * 5 + k * 5) + -1(4 + -9k) = 13k
(-45 + 5k) + -1(4 + -9k) = 13k
-45 + 5k + (4 * -1 + -9k * -1) = 13k
-45 + 5k + (-4 + 9k) = 13k

Reorder the terms:
-45 + -4 + 5k + 9k = 13k

Combine like terms: -45 + -4 = -49
-49 + 5k + 9k = 13k

Combine like terms: 5k + 9k = 14k
-49 + 14k = 13k

Solving
-49 + 14k = 13k

Solving for variable 'k'.

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

Add '-13k' to each side of the equation.
-49 + 14k + -13k = 13k + -13k

Combine like terms: 14k + -13k = 1k
-49 + 1k = 13k + -13k

Combine like terms: 13k + -13k = 0
-49 + 1k = 0

Add '49' to each side of the equation.
-49 + 49 + 1k = 0 + 49

Combine like terms: -49 + 49 = 0
0 + 1k = 0 + 49
1k = 0 + 49

Combine like terms: 0 + 49 = 49
1k = 49

Divide each side by '1'.
k = 49

Simplifying
k = 49

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