Answer:
5
Step-by-step explanation:
f(1) means what is the value when x=1. y is at 5.
Hey luv!
2,789 rounded to the nearest ten would be
2,789.0
:)
You just moved one decimal
Answer: 
Step-by-step explanation:
Let be "x" the time in minutes a 150-pound person must walk at 4 mph to use at least 190 calories.
The amount of calories that a 150-pound person uses in 1 minute when walking at a speed of 4 mph is:

Therefore, knowing this, we can write the following proportion:

Finally, we must solve for "x" in order to find its value.
Multiplying both sides of the equation by 190, we get this result:

Answer:
263 · v = 215 ÷ r
Step-by-step explanation:
I hope this helps!
1 x 1 = 1
1 x -5 = -5
So, -5/7