SOLUTION: 12 + 5k = 15 - 4k

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Question 512828: 12 + 5k = 15 - 4k
Answer by Maths68(1474) About Me  (Show Source):
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12 + 5k = 15 - 4k
Add 4k and subtract 12 both sides of the equation
12-12+4k+5k =15-12-4k+4k
9k=3
Divide by 9 both sides
9k/9=3/9
k=1/3