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

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


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

Reorder the terms:
7(-9 + -1k) = -4(k + 6)
(-9 * 7 + -1k * 7) = -4(k + 6)
(-63 + -7k) = -4(k + 6)

Reorder the terms:
-63 + -7k = -4(6 + k)
-63 + -7k = (6 * -4 + k * -4)
-63 + -7k = (-24 + -4k)

Solving
-63 + -7k = -24 + -4k

Solving for variable 'k'.

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

Add '4k' to each side of the equation.
-63 + -7k + 4k = -24 + -4k + 4k

Combine like terms: -7k + 4k = -3k
-63 + -3k = -24 + -4k + 4k

Combine like terms: -4k + 4k = 0
-63 + -3k = -24 + 0
-63 + -3k = -24

Add '63' to each side of the equation.
-63 + 63 + -3k = -24 + 63

Combine like terms: -63 + 63 = 0
0 + -3k = -24 + 63
-3k = -24 + 63

Combine like terms: -24 + 63 = 39
-3k = 39

Divide each side by '-3'.
k = -13

Simplifying
k = -13

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