Answer:
Your answer will be (-5,7).
Step-by-step explanation:
Answer:
The answer is y= 100 +15x
Step-by-step explanation:
You start with a service fee of $100
$15 per hour
x because the amount of hours can vary
y which is the total cost
y= 100+ 15x
The total sum of students given four quarters = The student who spent the money on gum plus the students that kept the money.

The total sum of students given four quarters is 51 students.
The student who spent the money on gum is 34 students.
The probability of the students that spent the money, given that the students were given four quarters,

The probability is,

The probability is 0.667.
Unknowns on one side, known on other.
2/5x - 4/5x = 30-25
-2/5x=5
X= -25/2
X=12.5