-2[-7k+4]+9=-13

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Solution for -2[-7k+4]+9=-13 equation:


Simplifying
-2[-7k + 4] + 9 = -13

Reorder the terms:
-2[4 + -7k] + 9 = -13
[4 * -2 + -7k * -2] + 9 = -13
[-8 + 14k] + 9 = -13

Reorder the terms:
-8 + 9 + 14k = -13

Combine like terms: -8 + 9 = 1
1 + 14k = -13

Solving
1 + 14k = -13

Solving for variable 'k'.

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

Add '-1' to each side of the equation.
1 + -1 + 14k = -13 + -1

Combine like terms: 1 + -1 = 0
0 + 14k = -13 + -1
14k = -13 + -1

Combine like terms: -13 + -1 = -14
14k = -14

Divide each side by '14'.
k = -1

Simplifying
k = -1

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