SOLUTION: A blue spruce grows an average of 6 in per year. A hemlock grows an average of 4 in per year. If a blue spurce is 4 feet tall and a hemlock is 6 feet tall, when would you expect th
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Question 70445: A blue spruce grows an average of 6 in per year. A hemlock grows an average of 4 in per year. If a blue spurce is 4 feet tall and a hemlock is 6 feet tall, when would you expect the trees to be the same height?
Help, i hate written problems. Answer by checkley75(3666) (Show Source):
You can put this solution on YOUR website! (48+6X)=(72+4X)
48+6X=72+4X
6X-4X=72-48
2X=24
X=24/2
X=12 YEARS THE TWO TREES WILL BE @ THE SAME HEIGHT.
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