Answer:
They both sold $40 worth of cookies.
Step-by-step explanation:
Using multiples the first multiple that 10 and 8 have in common is 40.
10,20,30,40
8,16,24,32,40
Answer:
4
Step-by-step explanation:
Substitute: 
Cross out the common factor: 
Calculate the product or quotient: 
Calculate the product or quotient: 
Calculate the sum or difference: 
Cross out the common factor: 
Answer: 
Answer:
9
Step-by-step explanation:
n2-27=6n
Than n (exponet) 2 - 27 - 6n = 0
Now factor (n-9)(n+3)=0