Answer:
B.
Step-by-step explanation:
Since 21 is divided by 3 you might think that it is equivalent but remeber you have to divide by both sides, so if you divide 21 by 7 it works but 28 by seven does not! Hope this helps!
1) x= 2
6x2+10=22
2) x = 2
6x2-4=4x2
If you divide the miles that she has traveled so far by the number of hours driven so far, it will give you the average speed.
260÷4=65
65 is the average speed
Answer=63 per hour
In order to find the unit rate (amount per hour) you need to put the amount of newspapers over the amount of time
189/3
189/3=63