Answer:

Step-by-step explanation:
<h3>Exponent rule:</h3>
In exponent multiplication, if bases are same, add the exponents.



Answer:
120 words
Step-by-step explanation:
There are only three possible letters, assuming words can be 1, 2, 3 or 4 letters long:
The number of 1 letter words is 3
The number of 2 letter words is 3² = 9
The number of 3 letter words is 3³ = 27
The number of 4 letter words is 3⁴ = 81
The total number of possible words is:

This tribe's language has 120 words.
f = twenty bill
f = fifty bill
f + t = 18(gave total 18 bills) and 50f + 20t = 450 ($450 cash a check)
Answer is B.
f + t = 18 ; 50f + 20t = 450
Answer:
C
Step-by-step explanation:
When plugged in it is -4(-2)² which equals -16 while the others equal 16
Answer:
s.v is the answers for the question
Step-by-step explanation:
please mark me as brainlest