-13 hope this answers tour question
D is the ans. Square root of 49 equals to 7
The discount price will be 0.8X dollars.
Step-by-step explanation:
Given,
Price of an item = X dollars
Discount = 20%
Amount of discount = 20% of Price of item
Amount of discount =
Price of item after discount = Price of item - Amount of discount
Price of item after discount = X-0.2X = 0.8X dollars
The discount price will be 0.8X dollars.
Keywords: discount, subtraction
3x-18 is less than -90
First, you add 18 to both sides of the inequality (getting 3x is less than -72). Then you divide by 3 on both sides giving you your answer x is less than -24
Both of the functions are linear. 
is constant.
However we are required to determine the range of 
So the only possible solution that such notation gives is -2374 so therefore the answer in terms of range is 
Hope this helps.
r3t40
