Triangle LMN, with vertices L(-9,5), M(-4,2), and N(-6,9), is drawn inside a rectangle, as shown below.
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"Any strategy" includes letting a calculator solve it.
We find the tea costs $0.80 and the gum $0.45, so the price of Rocco's purchase will be $4.90.
We find the tea costs $0.80 and the gum $0.45, so the price of Rocco's purchase will be $4.90.