A store sells pencils for $0.50 each and erasers for $0.75 each. If a student buys a total of 10 items for $6.00, how many pencils did the student buy?

B. 6
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What is the least common multiple (LCM) of 12 and 15?

B. 60
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If x is an integer such that 3x + 5 = 20, what is the value of x?

A. 5
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What is the solution to the system of equations: 2x + 3y = 6 and 4x - y = 5?

A. (1, 2)
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Which of the following pairs of equations represents parallel lines?

C. X - Y = 1 AND X - Y = 3
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