all you have got to do is make a table and in the top put x bottom the numbers that go up are x and the others are y in the table just write down the numbers needed
Answer:
x= k/6 - c/6
Step-by-step explanation:
Answer:
x = 30
Step-by-step explanation:
Put in proportions
= 
Cross multiply and get 27x = 45 x 18
OR...
27x = 810.
THEN...
divide by 27 on both sides to get 30
x = 30
percent discount = (discount)/ original * 100
= (20)/250 * 100
=.08*100
= 8 percent
He got an 8 percent discount