You have 9n and -7 in total so the answer is 9n-7. You add up all the numbers and then add up the numbers with n attached to them
First answer:68
second answer: 112
i just followed the formulas given on the key
also pls give brainliest
Answer:
A. Exponential growth function
35 sec
because 5:00-4:30=30
30+5=35
Width = 5x
length = 7x
Perimeter = 10x + 14x = 24x = 96cm
x = 96/24 = 4cm
width = 5x = 20cm
length = 7x = 28cm
Area = (20cm x 28cm) = 560 cm²
