Collins piano lesson is 45 minutes or three force of an hour long if he practices six different songs and spends an equal amount of time on each song what fraction of an hour does he’s been practicing each song

answer:

step-by-step explanation:

let

step

find the slope of the line ab

we know that

the formula to calculate the slope between two points is equal to

substitute the values

step

find the equation of the line ab with the slope m and point a

we know that

the equation of the line in the slope-point form is equal to

substitute the values

convert to function form

let

therefore

the answer is the option

see the attached figure to better understand the problem