3(k+4)-7k+4+5=

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Solution for 3(k+4)-7k+4+5= equation:


Simplifying
3(k + 4) + -7k + 4 + 5 = 0

Reorder the terms:
3(4 + k) + -7k + 4 + 5 = 0
(4 * 3 + k * 3) + -7k + 4 + 5 = 0
(12 + 3k) + -7k + 4 + 5 = 0

Reorder the terms:
12 + 4 + 5 + 3k + -7k = 0

Combine like terms: 12 + 4 = 16
16 + 5 + 3k + -7k = 0

Combine like terms: 16 + 5 = 21
21 + 3k + -7k = 0

Combine like terms: 3k + -7k = -4k
21 + -4k = 0

Solving
21 + -4k = 0

Solving for variable 'k'.

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

Add '-21' to each side of the equation.
21 + -21 + -4k = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -4k = 0 + -21
-4k = 0 + -21

Combine like terms: 0 + -21 = -21
-4k = -21

Divide each side by '-4'.
k = 5.25

Simplifying
k = 5.25

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