The concession stand sells items during the football game. A soda costs $2.50 and candy bars are $0.75 each. You are going to purchase the same number of sodas and candy bars. Which inequality can be used to find how many candy bars you can purchase if you have $7 to spend?

A. $2.50x-$0.75<$7
B. x($2.50+$0.75)<$7
C. $2.50x-$0.75>$7
D. x($2.50+$0.75)>$7