Answer:
7
Step-by-step explanation:
18-4
=14
÷2
=7.
hoped this helped
Answer:
you forgot the question
Step-by-step explanation:
Answer:

Step-by-step explanation:
when you raise an exponent to a power you multiply
Also since the terms inside the parenthesis are multiplied and not added, you don't have to worry about expanding it

Answer:
28
Step-by-step explanation:
Using the rule of radicals
×
⇔ 

= 
=
× 
= 4
Then
7
= 7 × 4
= 28
Answer:
10 hours 500 miles
8 hours 270 miles
_________________
18 hours 770 miles
Average speed: 770 / 18 = 42.77;
Step-by-step explanation: