This why is the product of 2 rational numbers always rational

Adeli charges the same price, $5.50, for all of its different sandwiches. if a company ordered n sandwiches for a luncheon, which equation could be used to find the total price, p, that the deli charged for the sandwiches? a- n/5.50=p b-5.50n=p c-5.50/n=p d-5.50+n=p

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

What expression is equivalent to 42x-56y