-1(7k+4)+9=-13

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Solution for -1(7k+4)+9=-13 equation:


Simplifying
-1(7k + 4) + 9 = -13

Reorder the terms:
-1(4 + 7k) + 9 = -13
(4 * -1 + 7k * -1) + 9 = -13
(-4 + -7k) + 9 = -13

Reorder the terms:
-4 + 9 + -7k = -13

Combine like terms: -4 + 9 = 5
5 + -7k = -13

Solving
5 + -7k = -13

Solving for variable 'k'.

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

Add '-5' to each side of the equation.
5 + -5 + -7k = -13 + -5

Combine like terms: 5 + -5 = 0
0 + -7k = -13 + -5
-7k = -13 + -5

Combine like terms: -13 + -5 = -18
-7k = -18

Divide each side by '-7'.
k = 2.571428571

Simplifying
k = 2.571428571

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