8k-7k-16-3k=(-21)

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Solution for 8k-7k-16-3k=(-21) equation:


Simplifying
8k + -7k + -16 + -3k = (-21)

Reorder the terms:
-16 + 8k + -7k + -3k = (-21)

Combine like terms: 8k + -7k = 1k
-16 + 1k + -3k = (-21)

Combine like terms: 1k + -3k = -2k
-16 + -2k = (-21)
-16 + -2k = -21

Solving
-16 + -2k = -21

Solving for variable 'k'.

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

Add '16' to each side of the equation.
-16 + 16 + -2k = -21 + 16

Combine like terms: -16 + 16 = 0
0 + -2k = -21 + 16
-2k = -21 + 16

Combine like terms: -21 + 16 = -5
-2k = -5

Divide each side by '-2'.
k = 2.5

Simplifying
k = 2.5

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