Which of the following is a true statement about functions? a. if f and g are functions, the (fog)(x)=(gof)(x).
b. if a and b are matrices, then ab=ba.
c. if f and g are functions then (f+g)(x)=(g+f)(x).
d. if f is a function, then f(a+h)=f(a)+f(h)

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

Write a story that matches with the expression 42x-5 pls hurry

It says factor each expression 49x-28?