AlgebraEasyEquation for a total of two items
Algebra practice question
Apples cost $1 each and pears cost $2 each. Which equation shows that a apples and p pears together cost $9?
- A. a + 2p = 9Correct
- B. 2a + p = 9
- C. a + p = 9
- D. 3(a + p) = 9
Answer: A. a + 2p = 9
One dollar per apple, two per pear.
Why the other answers are wrong
- B. 2a + p = 9
- This swaps the prices.
- C. a + p = 9
- This counts fruit, not dollars.
- D. 3(a + p) = 9
- This charges $3 for every fruit.
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