NEED HELP ASAP!! Which system of equations is represented by this graph?

a y=-2/5x-4

y=-3x+2

b y=-2/5x+2

y=-3x-4

c y=-5/2x-4

y=-1/3x+2

d y=-5/2x+2

y=-1/3x-4

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?