D!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
44.75
Step-by-step explanation:
5.5 + (- 2.75) - 7(18 ÷ - 3)
5.5 - 2.75 - 7(- 6)
5.5 - 2.75 + 42
2.75 + 42
44.75
Answer:yes
Step-by-step explanation: the answer does represent a function because if you were to put points in the line wherever, and connect them by drawing a line vertically, it would not cross two points.
The equation of the line is : y +2x = 1
Let number of adult tickets be a , therefore number of student ticket be a+4 .
And total cost of the tickets is 58, that is
Distributing 2.50 on a+4
Combining like terms
Number of adult tickets are 8 and number of students tickets are 12.
