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Mathematics 7 Online
OpenStudy (anonymous):

Henry bought a tree sapling that was 6 inches tall. The tree grew half an inch a day. Let d = the number of days the tree has been growing. What algebraic expression could be used to calculate height of the tree, in inches, after any number of days?

OpenStudy (anonymous):

I think its 6 + d + ½ The choices are: d + 6 ½d+6 ½(d+6) 6 + d + ½

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