Lydia bought a shirt at 20% off its retail price of $40. she paid 5% tax on the price after the discount. how much did lydia pay for the shirt?
lydia bought a shirt at 20% off its retail price of $40. she paid 5% tax on the price after the discount. how much did lydia pay for the shirt?

33.60

Step-by-step explanation:

options a,b,c are the right answer.

step-by-step explanation:

a linear parent function is always represented as y = x

if we write this function in the form of y=mx+c

⇒

or  

now if we plot a graph we will find these characteristics:

1) y intercept of the graph is zero so its a straight line passing through origin.

2) as we can see in both the forms of function written, values of x and y may be either positive or negative for the positive slope means points on the graph are either in first quadrant or in third one.

3) it's slope is one.

d

step-by-step explanation: