WAEC Mathematics 2015 Objective — Question 22
Question 22 of 50 from the West African Examinations Council (WAEC) Mathematics 2015 Objective paper, with the correct answer and a full explanation.
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What is the value of y when x=2?
- A. 5
- B. 7Correct
- C. 9
- D. 11
Explanation
Using the equation of the line y=2x+3 (gradient 2, intercept 3 from the table): when x=2, y=2(2)+3=7.
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