2) Amy added two trinomials and got a sum of 10.x2 + 7x - 5. a) If the one of the trinomials was 3x2 - 2x - 10, find the second trinomial added.

b) Make a different pair of trinomials that have the same sum as Amy's.

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