The hipster dance company purchases 5 bus tickets that cost $150 each, and they have 7 bags that cost b dollars each. if the total bill is $823.50,how mich does each bag cost?

Step-by-step explanation:

Let be "b" the cost in dollars of each bag.

According to the information provided in the exercise, yo know that the total cost of 5 bus tickets that the Hipster Dance company purchases is:

And they have 7 bags that cost "b" dollars each. So, the total cost of 7 bags can be represented with this expression:

Since the total bill is $823.50, you can write the following equation to represent this situation:

Solving for "b", you get:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

a reflection across the x axis and a 90 degree rotation left and right.