Digital PSAT Math Practice Question 1: Answer and Explanation
Question: 1
Which ordered pair (x, y) satisfies the pair of equations below?
- A. (2, 4)
- B. (-2, 3)
- C. (-3, 2)
- D. (1, -4)
Correct Answer: B
Explanation:
(B) You can use substitution to solve, although elimination could also work.
Rearrange the second equation to be in terms of y:
Substitute into the first equation and solve for y:
Then plug in 3 for y into the first equation to solve for x:
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