Answer:
This year there were 1250 - 450 = 800 more burgers sold.
800/450 * 100 is about 178%.
28 is 2*2*7, so 2 and 7 are the primer factors of 28
Answer:
c
Step-by-step explanation:
Well, the dash can be used for division or for fractions.
Answer:
3
Step-by-step explanation:
if you plug in 3 for x, it becomes 2(3)-7=-1
then 6-7=-1
-1=-1