Answer: A
Step-by-step explanation:
So we really just want to find when y=-3.
We can see this is at x=5, meaning our answer is A.
Answer:
x≥−7
Step-by-step explanation:
Answer:
The groups walking speed is
or 
Step-by-step explanation:
we know that
To find the speed divide the distance by the time
so

Convert to mixed number

Answer:
1
Step-by-step explanation:
a is greater than 0 and is inside the root of the equation
when a fraction is a power the bottom number of the fraction becomes the nth root and the top number becomes what the number is powered by
in this case the bottom number is 3 so the three goes on the place where the nth root goes
it is to the c power so c is on the outside