Analyze and Solve Linear Equations

The graph shows the proportional relationship between the number of days Restaurant T is open and how many people they served.  The equation y = 82x represents the relationship for Restaurant S.  Which restaurant served more people?

• Restaurant S

• Restaurant T

• They both served the same amount of people

Tags

CCSS.8.EE.B.5

What is the slope of the line?

• 1

• 80

• 1/40

• 40

Tags

CCSS.8.EE.B.5

• y = 3x
• y = 2x
• y = (1/3)x
• y = (1/2)x

Tags

CCSS.8.EE.B.5

The line models the height of a glider, y, in feet, over the x axis.  Find the y-intercept of the graph.

• 7

• 2

• 3.5

• 3,500

Tags

CCSS.HSF.LE.B.5

Find the slope of the line that connects the points (4, 9) and (8, 12)

• 3/4

• 4/3

• 4/5

• 5/4

Tags

CCSS.8.EE.B.5

In New York City, there is an initial fee for a daytime taxi plus a charge per mile traveled, as shown in the graph below. What is the y-intercept of the graph?

• 2.10

• 5

• 0.8

• 2.50

Tags

CCSS.HSF.LE.B.5

Katherine rents a bike for a day of sightseeing.  The bike shop charges $3.50 per hour , plus an equipment fee for $7.00.  Write the equation of the line she can use to find the cost for x number of hours?

• y = 7.00x + 3.50

• y = 3.50x + 7.00

• y = 3.50x

• y = 7.00x 

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A public parking garage charges $6 plus an additional $1.75 per hour.
Write the equation for the line in slope-intercept form

• y = 6x + 1.75

• y = 1.75x - 6

• y = 1.75x + 6

• y = 6x - 1.75

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Solve the equation for x: 2x + 6x = 1,000

• x = 125

• x = 250

• x = 500

• x = 1,000

Tags

CCSS.8.EE.C.7B

Solve each equation for x: -2.3x - 4.2x = -66.3

• x = -10.2

• x = 10.2

• x = 11.3

• x = -11.3

Tags

CCSS.8.EE.C.7B