Question

8th grade math Help me please

Answer 1

i'll help

Answer 2

If the relationships below are given in the form (input, output), which pairing always describes a function?
A) (number of doors in a car, number of cup holders in the car)
B) (height of a building in feet, height of the building in inches)
C) (beverage charge on a bill, total meal charge on the bill)
D) (distance from home during a trip, time elapsed during the trip)

Answer 3

d) distance from home during a trip, time elapsed during the trip

Answer 4

another one can you help me with it?

Answer 5

sure

Answer 6

A student used the equation below to create a table.

y = –3x – 5

The student used –2 as one of the values for the input. Which ordered pair could be taken from the table?
A) (–11, –2)
B) (–2, –11)
C) (–2, 1)
D) (1, –2)

Answer 7

B) (-2, -11)

Answer 8

Carlotta handpaints T-shirts and sells them to her friends. She uses the equations below to determine her costs and the amount she makes when she sells the shirts.

Production Cost: mc025-1.jpg, where c is the total cost and s is the number of shirts
Amount Made: mc025-2.jpg, where a is the amount and s is the number of shirts

How many shirts must Carlotta sell to make a profit?
A) 2
B) 3
C) 4
D) 5