Answer:
Step-by-step explanation:
Given the following :
Number of laptops in 2015 = 759
t(x) = 75x + 759 ; model to determine number of laptops at the school. X years after 2015.
Number of laptops in the school in 2020:
3 1/2 is equal to 7/2. 1 1/2 is equal to 3/2. 7/2 times 3/2 is equal to 21/2, which is equal to 10 1/2.
F(-7) = -7 - 10
f(-7) = -17
Hope I helped!
Let me know if you need anything else!
<span>~ Zoe (Rank:'Genius')</span>
1) In school, you will encounter percentages on class assignments to see how much progress you made in an subject.
2) On a cell phone, you encounter percentages by how much your cell phone is charged in order to know if you need to charge the battery or not.
Answer: she must sell 6 large photos and 6 small photos
Step-by-step explanation: and how I knew that is I multiplied 6 40 times and that gives you 240 and if you multiply 6 ten times that gives you 60 so 240 plus 60 is $300
