# Algebra I

Describe the set of all values indicated by the set {a:-4 < a is greater than or equal to 1}.

Beth has \$417 available to buy trees for her yard. She will buy the trees from Tim’s Trees & Landscaping, where they cost \$37 each. Letting t represent the number of trees she buys, how many trees can Beth buy? Write your answer in set-builder notation.

Student Solution: The answer is {x: 0 < x is greater than or equal to 16}

Point out at least two details that make the student solution incorrect, and explain why those details make the student solution incorrect.

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