Buying one item at regular price and buying a second identical item for 50% off is the same as buying both items for 25% off. If the regular price of an item is x dollars, which equation illustrates this relationship? A. x+0.5x= 2(0.25x)
B. x-0.5x= 2(0.25x)
C. x-0.5x= 2(0.75x)
D. x+0.5x= 2(0.75x)

The monthly texting plan of all star cell is $11 per month and $0.25 per text. the monthly texting plan of top line cell is $14 per month and $0.15 per text. a student wants to set up a system of equations to find the number of texts for which the total monthly cost of the two companies is the same. he uses the variables x and y. he lets y represent the total monthly cost. what will x represent? x = number of texts x = cost of the total number of texts x = total monthly cost x = cost of each text