Slope and Intercept Word Problems and Graphs

Find the equation of the line in slope-intercept form.

• y = - 1/4x - 3

• y = 1/3x + 3

• y = - 1/4x + 2

• y = 1/3x -3

At 10:00 pm, there was already 8.6 inches on the ground. If it is to snow 2 inches per hour after, what equation could be used to model the situation after x amount of hours.

• y = 2x + 8.6

• y = 2x - 8.6

• y = -2x + 8.6

• y = 1/2x + 8.6

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the correct slope-intercept form?

• y = mx + b

• y = mb + x

• y = x

• y = -mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope of the line that passes through (10, -8) and (1, 12).

• 20/9

• -20/9

• 4/9

• 9/4

Tags

CCSS.8.EE.B.5

Which of these lines has a slope of -3?

Click on the picture to zoom in.

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Which equation represents the line in slope-intercept form?

• y = - 1/4x - 3

• y = 1/3x + 3

• y = - 1/4x + 2

• y = 1/3x -3

Jackson started with $800 in his savings account, but has to pay $30 a month for his electricity bill. Which equation relates his savings, y, to the amount of months, x?

• y = -30x + 800

• y = 30x - 800

• y = -30x

• y = 12x - 30

Tags

CCSS.6.EE.C.9

Stephanie owes her mom $80 for a recent trip to the mall. She plans to payback $15 a month until it is paid back. Which equation relates the amount she owes, y, to the amount of months, x?

• y = 15x + 80

• y = -15x + 80

• y = -15x - 80

Tags

CCSS.6.EE.C.9

Which equation represents the table relating x and y in slope-intercept form?

• y = 2x + 2

• y = -3x + 2

• y = 6x + 5

• y = -2x - 2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the equation for this table?

• y=2x+5

• y=2x+3

• y=-2x+5

• y=-2x+3

Tags

CCSS.6.EE.C.9