SOLUTION: You plant a 14 inch hemlock tree in your back yard that grows at a rate of 4 inches per year and an 8 inch blue spuce tree that grows at a rate of 6 inches per year. In how many y

Question 271804: You plant a 14 inch hemlock tree in your back yard that grows at a rate of 4 inches per year and an 8 inch blue spuce tree that grows at a rate of 6 inches per year. In how many years after you plant the trees will the two trees be the same height? And how tall will they be?
I have tried the following:
4x + 6y = 365
x + y = 2

Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
14 + 4y = 8 + 6y

6 = 2y ___ 3 = y

substituting ___ 14 + 4(3) = 26

it takes 3 yr and the trees are 26 in tall
RELATED QUESTIONS
You plant a 14-inch hemlock tree in your backyard that grows at a rate of 4 inches per... (answered by Mathtut)

You plant a 14-inch hemlock tree in your backyard that grows at a rate of 4 inches a year (answered by richwmiller)

You planted a 16-inch hemlock tree that grows at a rate of 4 inches per year. Then 5... (answered by scott8148)

You planted a 16 inch hemlock tree that grows at a rate of 4 inches per year. Then 5... (answered by williamson.family05)

"You plant a 14 in hemlock tree in your backyard that grows at a rate of 4 in a year and... (answered by Paul)

You plant a 14-inch tree that grows 4 inches per year and an 8-inch tree that grows 6... (answered by HyperBrain)

I need help with a word problem, I have a way to find the solution but it is not the way... (answered by ankor@dixie-net.com)

You plant a 4 foot maple tree that grows at a rate of 6 inches per year and a 2 foot... (answered by ankor@dixie-net.com)

Dave planted two trees in his yard. one tree is 50 inches tall and grows at a rate of 2... (answered by josmiceli)