Alocal dominos sold a total of 1,600 small pizzas ($9) and pasta dinners ($13) during the super bowl. how many of each did dominos sell if total sales were $15,600? check your answer.

(c, 0) i might be wrong so don't put full faith on my answer

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb