I believe the answer to your question is three you have to be three usually always three
Answer:

Step-by-step explanation:
First, we can expand the brackets:
(given)

(combine like-terms)


Hope this helps :)
After 42 months he will own 217 beanie babies
Take 217 and subtract 7 from it
217-7=210
Then you want to divide that number by 5
210/5=42
You can always fill in 42 for x and you will get 217 as your answer
5 x 42 =210 + 7= 217
Answer:
Step-by-step explanation:
Use the Pythagorean Theorem to test it.
6² + 8² ≟ 10²
36+64 ≟ 100
100 = 100
It is a right triangle.