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

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Solution for 7(k+4)-(6k-5)=9 equation:


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

Reorder the terms:
7(4 + k) + -1(6k + -5) = 9
(4 * 7 + k * 7) + -1(6k + -5) = 9
(28 + 7k) + -1(6k + -5) = 9

Reorder the terms:
28 + 7k + -1(-5 + 6k) = 9
28 + 7k + (-5 * -1 + 6k * -1) = 9
28 + 7k + (5 + -6k) = 9

Reorder the terms:
28 + 5 + 7k + -6k = 9

Combine like terms: 28 + 5 = 33
33 + 7k + -6k = 9

Combine like terms: 7k + -6k = 1k
33 + 1k = 9

Solving
33 + 1k = 9

Solving for variable 'k'.

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

Add '-33' to each side of the equation.
33 + -33 + 1k = 9 + -33

Combine like terms: 33 + -33 = 0
0 + 1k = 9 + -33
1k = 9 + -33

Combine like terms: 9 + -33 = -24
1k = -24

Divide each side by '1'.
k = -24

Simplifying
k = -24

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