Mastering Slope Intercept Form from Word Problems

What does the 'm' represent in the slope-intercept form equation y = mx + b?

• The x-intercept

• The slope

• The constant term

• The y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In the equation y = mx + b, what is the value of y when x is zero?

• The x-intercept

• The slope

• The y-intercept

• The growth rate

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

If a plant grows at a rate of 0.5 feet per month and starts at 2.5 feet, what is the equation in slope-intercept form?

• y = 0.5x + 2.5

• y = 2.5x + 0.5

• y = 0.5x - 2.5

• y = 2.5x - 0.5

Tags

CCSS.HSF.LE.B.5

Using the equation y = 0.5x + 2.5, what is the height of the plant after 6 months?

• 6.5 feet

• 7.5 feet

• 4.5 feet

• 5.5 feet

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

If water flows into a tank at a rate of 6 gallons per minute, what is the equation in slope-intercept form if the tank starts empty?

• y = 1x + 6

• y = 0x + 6

• y = 6x + 0

• y = 6x + 1

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Using the equation y = 6x, how many gallons of water are in the tank after 4 minutes?

• 22 gallons

• 20 gallons

• 18 gallons

• 24 gallons

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Joy has to pay a $5 registration fee and $2 per hour to rent a bike. What is the equation in slope-intercept form?

• y = 5x + 2

• y = 2x + 5

• y = 5x - 2

• y = 2x - 5

Tags

CCSS.HSF.IF.A.2

Using the equation y = 2x + 5, how many hours does it take for the total cost to be $25?

• 11 hours

• 10 hours

• 9 hours

• 8 hours

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In the equation y = mx + b, what does the 'b' represent?

• The x-intercept

• The y-intercept

• The growth rate

• The slope

Tags

CCSS.8.EE.B.5

What is the slope in the equation y = 2x + 5?

• 5

• 10

• 2

• 7

Tags

CCSS.8.EE.B.5