Answer:
y: 139 x: 139 too
Step-by-step explanation:
Answer:
7x - 42
Step-by-step explanation:
4.50×6=27.00. the total cost of the box will be $27.00
Answer:
thx
Step-by-step explanation:
Given :
Everyday Isabel swims 10-20 laps in a 50 meter pool.
The amount of time she spends swimming is represented by the function f(x) = 3x .
To Find :
The speed of Isabel.
Solution :
Distance travelled in x laps is, D = 50x .
It is given that time taken is, t = 3x .
So, speed of Isabel is given as :

Hence, this is the required solution.