7(3k+5)=4k-16

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Solution for 7(3k+5)=4k-16 equation:


Simplifying
7(3k + 5) = 4k + -16

Reorder the terms:
7(5 + 3k) = 4k + -16
(5 * 7 + 3k * 7) = 4k + -16
(35 + 21k) = 4k + -16

Reorder the terms:
35 + 21k = -16 + 4k

Solving
35 + 21k = -16 + 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.
35 + 21k + -4k = -16 + 4k + -4k

Combine like terms: 21k + -4k = 17k
35 + 17k = -16 + 4k + -4k

Combine like terms: 4k + -4k = 0
35 + 17k = -16 + 0
35 + 17k = -16

Add '-35' to each side of the equation.
35 + -35 + 17k = -16 + -35

Combine like terms: 35 + -35 = 0
0 + 17k = -16 + -35
17k = -16 + -35

Combine like terms: -16 + -35 = -51
17k = -51

Divide each side by '17'.
k = -3

Simplifying
k = -3

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