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Finding Y = MX + B

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Finding Y = MX + B
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The temperature in a city decreases at a rate of 2 degrees per hour. Write the equation in slope-intercept form to represent the temperature over time.

y = 2x + 0

y = -2x + 0

y = 2x

y = -2x

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A company produces 200 units of a product initially and then increases production by 50 units every month. Write the equation in slope-intercept form to represent the total number of units produced.

y = 50x + 200

y = 200x + 50

y = 200x - 50

y = 50x - 200

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A garden is expanding at a rate of 3 square feet per week. Write the equation in slope-intercept form to represent the total area of the garden over time.

y = 3x

y = -3x + 0

y = -3x

y = 3x + 0

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A phone plan costs $20 per month plus $0.10 per minute. Write the equation in slope-intercept form to represent the total cost of the phone plan.

y = 0.10x - 20

y = 20x + 0.10

y = 0.10x + 20

y = 20x - 0.10

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The population of a town is decreasing at a rate of 100 people per year. Write the equation in slope-intercept form to represent the population over time.

y = 100x + 0

y = -100x + 0

y = 100x

y = -100x

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A company's profit is $500 initially and increases by $50 every month. Write the equation in slope-intercept form to represent the total profit over time.

y = 50x + 500

y = 500x + 50

y = 50x - 500

y = 500x - 50

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The height of a tree is increasing at a rate of 0.5 feet per year. Write the equation in slope-intercept form to represent the height of the tree over time.

y = -0.5x

y = 0.5x + 0

y = -0.5x + 0

y = 0.5x

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