1. Use the FOIL method (x+9)(x+9)
First, outer, inner, last

Add your like terms

2. When you add or subtract polynomials you add or subtract the like terms and then put them in order from largest to smallest exponents.
3.

4. Since it is the perimeter, we add the 3 together.

Add the like terms together:

Put them in order of exponents

Hope this helps
2000000 + 900000 + 30000 + 7000 + 80 + 2
Answer:
D. passive
Step-by-step explanation:
Hi there..
5/13 t = -9
Solve for T
t = 5/13 * (-9)
t= -177/5
Have a good night !
Answer:
There will be 8 cats in each group.
Step-by-step explanation:
You do 24 divided by 3, which is 8. So, there will be 8 cats in each group.