Comparing Algebraic and Arithmetic Solutions

Ben bought 3 oranges for 89 cents each and 4 apples for x dollars each. He spent $7.15 for the apples and oranges.
Question 1
Which equation could be used to find the cost of each apple?
Responses

A4x + 3(0.89) = $7.15
4x + 3(0.89) = $7.15
B3x + 4(0.89) = $7.15
3x + 4(0.89) = $7.15
C$7.15 − 3x = 0.89
$7.15 − 3x = 0.89
D4x − 3(0.89) = $7.15