11(k+7)+8k=-9k+7(k-4)

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Solution for 11(k+7)+8k=-9k+7(k-4) equation:


Simplifying
11(k + 7) + 8k = -9k + 7(k + -4)

Reorder the terms:
11(7 + k) + 8k = -9k + 7(k + -4)
(7 * 11 + k * 11) + 8k = -9k + 7(k + -4)
(77 + 11k) + 8k = -9k + 7(k + -4)

Combine like terms: 11k + 8k = 19k
77 + 19k = -9k + 7(k + -4)

Reorder the terms:
77 + 19k = -9k + 7(-4 + k)
77 + 19k = -9k + (-4 * 7 + k * 7)
77 + 19k = -9k + (-28 + 7k)

Reorder the terms:
77 + 19k = -28 + -9k + 7k

Combine like terms: -9k + 7k = -2k
77 + 19k = -28 + -2k

Solving
77 + 19k = -28 + -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
77 + 19k + 2k = -28 + -2k + 2k

Combine like terms: 19k + 2k = 21k
77 + 21k = -28 + -2k + 2k

Combine like terms: -2k + 2k = 0
77 + 21k = -28 + 0
77 + 21k = -28

Add '-77' to each side of the equation.
77 + -77 + 21k = -28 + -77

Combine like terms: 77 + -77 = 0
0 + 21k = -28 + -77
21k = -28 + -77

Combine like terms: -28 + -77 = -105
21k = -105

Divide each side by '21'.
k = -5

Simplifying
k = -5

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