To work this out you need to do 80 - 64 - 4.16 = 11.48
he received $11.48 change
Answer:
oops this isn't the answer but hey L homie lol swaggy anyways lemme try and help
Hi student, let me help you out! :)
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We are asked to find the slope of this graph; we are provided with two points:



- What we need in order to find the slope are two points and the slope formula.
Here's the formula:

Where
y2 and y1 are y-coordinates
x2 and x1 are x-coordinates
Substitute the values:

Simplify!

Simplify more!

Hope it helps you out! :D
Ask in comments if any queries arise.
#StudyWithBrainly
~Just a smiley person helping fellow students :)
Answer:
0.857$ (Its really big in answer but This is the average result.
The REAL answer
0.857142857$