4k+-14+3k=21

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Solution for 4k+-14+3k=21 equation:


Simplifying
4k + -14 + 3k = 21

Reorder the terms:
-14 + 4k + 3k = 21

Combine like terms: 4k + 3k = 7k
-14 + 7k = 21

Solving
-14 + 7k = 21

Solving for variable 'k'.

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

Add '14' to each side of the equation.
-14 + 14 + 7k = 21 + 14

Combine like terms: -14 + 14 = 0
0 + 7k = 21 + 14
7k = 21 + 14

Combine like terms: 21 + 14 = 35
7k = 35

Divide each side by '7'.
k = 5

Simplifying
k = 5

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