If 26 = Z10 and 25:27, which describes all the lines that must be parallel? 5 6 1/2 910 13/14 16/ 15 12 11 O Only lines r and s must be parallel. O Only lines t and u must be parallel. O Lines r and s and lines t and u must be parallel. O Neither lines r and s nor lines t and u must be parallel.​

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