Answer:
graphing : Find the intersection points
substitution method : If you have e.g. x+2y=9 and x=3+2y, we can substitute it, (3+2y)+2y=9
elimination method : Make two variables the same, minus them and solve the equation
Step-by-step explanation:
Answer:
(x + 3) x (x + 2)
Step-by-step explanation:
Get the greatest common factor.
11
divide both numbers by gcf
22/11=2
33/11=3
Answer: 2:3
Answer: The average of two numbers is
.
Explanation:
The first term is,

The second term is,

Average formula is,







Therefore, the average of two numbers is
.