She sold 25 t-shirts cuz she made $75 and spent $25 which means she sold $100 worth of shirts which divided by $4 a piece is 25 t-shirts.
Answer:
A
Step-by-step explanation:
Because it is a random sample
-a) function 2, function 4
-b) function 4
-c) function 2
Slope of this line, -5y = -3x - 4
y = 3/5x + 4/5
So, slope of line which is perpendicular = -5/3 [reciprocal & opposite ]
In short, Your Answer would be -5/3
Hope this helps!
It is 10 to 1 significant figures
