A) Both walked 3.5 hours.
B) Hannah walked 3.5 x 3 = 10.5 miles.
For Hannah you multiplied her rate by the time to get total distance.
Penelope walked 7 miles, the black dot on the graph is at the 7 miles on the distance.
C) Hannah walked a faster rate, because she walked further in the same amount of time.
Answer:
x = 49
The equation does have a solution
Step-by-step explanation:
The sqrt of x = 7, does have a solution. Simply remove the radical, and raise each side by the index of the radical.
In more basic terms, what number has the sqrt of 7? 7^2 is equal to 49!
Answer: 15
Step-by-step explanation:
Answer is C as all other choices are even numbers therefore make the equation non-integer.