Equation of a Line Word Problem

Write the equation that represents this word problem:

Miles makes tacos at a restaurant. He has already made 8 tacos, and can make 3 tacos per minute.

• y= 8x + 3x

• y= 3x + 8

• y= 8x + 3

• y= 3 + 8

• Answer Not Here

An amusement park has an entrance fee, and then there is a cost to ride each ride. The total cost (y) can be modeled by y=1.5x+20 where x is the number of rides you ride. What does the y intercept represent?

• Number of rides

• The entrance fee

• The cost for food

• The cost per ride

How many candy bars will be sold if there were 18 sellers?

• 18

• 21

• 122

• 130

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

• y = 150 + 40

• y = 40x + 150

• y = 150x + 40

Sonya has $40 in her lunch account and pays $2 each day to eat lunch. Which equation can be used to find the amount of money Sonya has left on her account after x days?

• y = 40 + 2x

• y = - 2x + 40

• y = 2 + 40x

• y = 2 - 40x

Write the linear equation for the following word problem: 'A car rental company charges a flat fee of $30 plus $0.20 per mile driven.'

• y = 0.25x + 25

• y = 0.20x + 30

• y = 0.30x + 20

• y = 0.15x + 40

Write the linear equation for the following word problem: 'An Electricial has an appointment fee of $250, then charges $75 for each additional hour.'

• y=75x+250

• y=-75x+250

• y=250x-75

• y=-250x-75

For the equation 5y - 15 = 10x, what is the y-intercept when it is rearranged into slope-intercept form?

• 3

• -3

• 15

• -15

Solve the equation 2y + 3x = 12 for y in terms of x.

• y = (12 + 3x) / 2

• y = (12 - 2x) / 3

• y = (12 - x) / 6

• y = (12 - 3x) / 2

What is the slope of the line represented by the equation 3x - 9y = 18?

• -3

• 1/3

• -1/3

• 3