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7-46.

Last month, a dwarf lemon tree grew half as much as a semi-dwarf lemon tree. A full-size lemon tree grew three times as much as the semi-dwarf lemon. Together, the three trees grew inches. Write and solve an equation to determine how much each tree grew. Make sure you define your variable.  Homework Help ✎

Let .
Now write expressions for the growth of the dwarf and full-size trees.

Growth of full-size lemon tree:
Growth of dwarf lemon tree:


Semi-dwarf tree grew inches.
Dwarf tree grew inches.
Full-size tree grew inches.