12. (6cr) A gardener is planting two types of trees:
Type A is 4.5 feet tall and grows at a rate of 3 inches per year.
Type Bis 2 feet tall and grows at a rate of 7 inches per year.
a. Model the situation as a system of equations.
b. Determine exactly how many years it will take for these trees to
be the same height. You can check in Desmos for the answer, but
you must show all algebraic work.
c. What is the height at that point?
Your answer
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