6(-2.1k-2)+(7k+5)=0

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Solution for 6(-2.1k-2)+(7k+5)=0 equation:


Simplifying
6(-2.1k + -2) + (7k + 5) = 0

Reorder the terms:
6(-2 + -2.1k) + (7k + 5) = 0
(-2 * 6 + -2.1k * 6) + (7k + 5) = 0
(-12 + -12.6k) + (7k + 5) = 0

Reorder the terms:
-12 + -12.6k + (5 + 7k) = 0

Remove parenthesis around (5 + 7k)
-12 + -12.6k + 5 + 7k = 0

Reorder the terms:
-12 + 5 + -12.6k + 7k = 0

Combine like terms: -12 + 5 = -7
-7 + -12.6k + 7k = 0

Combine like terms: -12.6k + 7k = -5.6k
-7 + -5.6k = 0

Solving
-7 + -5.6k = 0

Solving for variable 'k'.

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

Add '7' to each side of the equation.
-7 + 7 + -5.6k = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -5.6k = 0 + 7
-5.6k = 0 + 7

Combine like terms: 0 + 7 = 7
-5.6k = 7

Divide each side by '-5.6'.
k = -1.25

Simplifying
k = -1.25

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