Finding the equation of a line given multi reps

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

Tags

CCSS.8.EE.B.5

CCSS.8.EE.C.7

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Find the slope given the points (-5,-3) and (2,4). 

• 5/4
• 1/7
• -1
• 1

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3

A scale drawing of a flagpole has a scale of 1 in.= 4 ft. If the drawing of the pole measures 12 inches, how tall is the actual pole?

• 16 feet
• 3 feet
• 48 feet
• 9 feet

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the slope of the line?

• ¹/₄

• 4

• -¹/₄

• -4

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Which equation matches the table?

• y = x + 5
• y = 5x
• y = x - 5
• x = y - 5

Tags

CCSS.8.F.A.1

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

What is the y-intercept of the line graphed below?

• 3
• 4
• -3
• 4/3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

What is the slope of the line that passes through the points (4, 9) and (1, 6)?

• 1

• -3

• 3

• -1

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3

What is the rate of change (unit rate) for the following graph?

• 80
• 20
• 40
• 160

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

CCSS.8.SP.A.3

Write the equation that represents this word problem:

Nora owes her parents $400 for a computer, so she babysits for $10 per hour.

• y= 10x + 400

• y= -10x - 400

• y=10x - 400

• y= -10x + 400

• Answer Not Here

Tags

CCSS.8.F.B.4

CCSS.8.SP.A.3

What does the slope show?

• shots each player made

• games per shots

• shots made per game

• greens per game

Tags

CCSS.8.EE.B.5

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.2