Answer:
Step-by-step explanation:
Answer:
B and D
Step-by-step explanation:
I think i am right
Answer:
B and is (-2, 3)...........
Answer: 90 and 110
Step-by-step explanation:
Answer:
The expression that can be used is 0.80x
Step-by-step explanation:
Let
x ----> original price of an item
Remember that

That means---> the sale price is 80% of the original price
To find out the sale price, determine the 80% of the original price
----> percentage in decimal form
Multiply the original price by the percentage in decimal form to obtain the sale price
so
