Answer:
I think it is A and D but i'm sorry if i'm wrong
Step-by-step explanation:
Answer:
Ernie's time is 11.1 seconds
Explanation:
If Bert won the race with the time of 12.6 and the time difference is 1.5, this means Ernie's time was 1.5 seconds less than 12.6.
12.6
−
1.5
=
11.1
Answer:
We conclude that:
Step-by-step explanation:
Given
The product of 6g² and -2g³ can be determined by multiplying each other such as:

Apply the rule: a(-b) = -ab

Apply exponent rule: 



Therefore, we conclude that:
Answer: 
Step-by-step explanation:
With negative powers, 
do the same for s too
<span>Lori rode her bicycle 19.5 miles in 3 hours.
let's estimate how far Lori road in 1 hour.
=> 19.5 miles in 3 hours = 19.5 to be divided by 3 hours
=> 19.5 / 3 = 6.5
Estimate
=> 20 / 3 / = 6.7</span>