Answer:
$3
Step-by-step explanation:
let the cost of apple pie be
and the cost of chocolate pie be
.
We then express the situation as:

#Make y the subject of the formula in equation 1 then substitute in 2:

Hence, the cost of a chocolate pie is $3
Answer:
16
Step-by-step explanation:
80 divided by 5 is equal to 16
16 multiplied by 1 is equal to 16
Ce clasă ești sa văd daca te pot ajuta
Answer:
Well it would depend on the price
Step-by-step explanation:
if it was for $100 item , these are the same but, if its more, the 20% will be higher off the bigger the price
so I would much rather have 20% off for and item more than 100 dollars and prefer 20$ off to something under a $100
0.6667-0.25 = 0.4167 about 2/5