-8(k+9)-(7k-3)=16k

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Solution for -8(k+9)-(7k-3)=16k equation:


Simplifying
-8(k + 9) + -1(7k + -3) = 16k

Reorder the terms:
-8(9 + k) + -1(7k + -3) = 16k
(9 * -8 + k * -8) + -1(7k + -3) = 16k
(-72 + -8k) + -1(7k + -3) = 16k

Reorder the terms:
-72 + -8k + -1(-3 + 7k) = 16k
-72 + -8k + (-3 * -1 + 7k * -1) = 16k
-72 + -8k + (3 + -7k) = 16k

Reorder the terms:
-72 + 3 + -8k + -7k = 16k

Combine like terms: -72 + 3 = -69
-69 + -8k + -7k = 16k

Combine like terms: -8k + -7k = -15k
-69 + -15k = 16k

Solving
-69 + -15k = 16k

Solving for variable 'k'.

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

Add '-16k' to each side of the equation.
-69 + -15k + -16k = 16k + -16k

Combine like terms: -15k + -16k = -31k
-69 + -31k = 16k + -16k

Combine like terms: 16k + -16k = 0
-69 + -31k = 0

Add '69' to each side of the equation.
-69 + 69 + -31k = 0 + 69

Combine like terms: -69 + 69 = 0
0 + -31k = 0 + 69
-31k = 0 + 69

Combine like terms: 0 + 69 = 69
-31k = 69

Divide each side by '-31'.
k = -2.225806452

Simplifying
k = -2.225806452

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