Determine whether each expression is a polynomial. If so, identify the polynomial as a monomial, binomial, or trinomial.

Using elimination, what is -4x+2y=-12 4x+8y=-24

Ling is using fraction strips to add 2/3 and 7/12's the sum is one whole plus how many twelves?

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