-15=4+7(k+2)

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Solution for -15=4+7(k+2) equation:


Simplifying
-15 = 4 + 7(k + 2)

Reorder the terms:
-15 = 4 + 7(2 + k)
-15 = 4 + (2 * 7 + k * 7)
-15 = 4 + (14 + 7k)

Combine like terms: 4 + 14 = 18
-15 = 18 + 7k

Solving
-15 = 18 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
-15 + -7k = 18 + 7k + -7k

Combine like terms: 7k + -7k = 0
-15 + -7k = 18 + 0
-15 + -7k = 18

Add '15' to each side of the equation.
-15 + 15 + -7k = 18 + 15

Combine like terms: -15 + 15 = 0
0 + -7k = 18 + 15
-7k = 18 + 15

Combine like terms: 18 + 15 = 33
-7k = 33

Divide each side by '-7'.
k = -4.714285714

Simplifying
k = -4.714285714

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