Answer:
-4
Step-by-step explanation:
- - - - - - - -
+ + + +
4 negatives cancel out and leave you with -4
Answer:
Y=15x
Step-by-step explanation:
<h2>Okay so let's approach this problem!</h2><h2 />
X is books and Y is total cost
Let's find the slope!
Y2-Y1/ X2-X1
Just replace
The slope is 15
Now replace x and y with coordinates and solve
The final equation:
y = 15x
That's it! If you have any questions please ask! Brainliest Appreciated.