AlgebraEasyPoint on two lines
Algebra practice question
Which of the following points lies on both of the lines y = x and y = 6 − x in the xy-plane?
- A. (3, 3)Correct
- B. (6, 0)
- C. (0, 6)
- D. (2, 4)
Answer: A. (3, 3)
3 = 3 and 3 = 6 − 3.
Why the other answers are wrong
- B. (6, 0)
- (6, 0) is on y = 6 − x only.
- C. (0, 6)
- (0, 6) is on y = 6 − x only.
- D. (2, 4)
- (2, 4) is on y = 6 − x only.
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