4.1 Assignment

Write the equation for the line.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

What is the equation for this graph?

• y= 4/5 x + 4

• y= 5/4 x + 4

• y= 4x -5

• y= 5x + 4

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

What is the equation by looking at this graph?

• y= x + 3

• y= -x + 2

• y= 2x + 2

• y= x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the equation of this line?

• y= -2/3 x -2

• y= 2/3 x -2

• y= -2/3 x + 2

• y= 2

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

Which could be the graph of the equation y = 1/3x - 2?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.1

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.F.B.5

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope of the following linear equation?

 $y=-\frac{2}{3}x+7$  

Write an equation in slope-intercept form for the graph shown.

A rental company charges $8 per hour for a mountain bike plus a $5 fee for a helmet. What would the cost be for 2 helmets and 2 bikes for 8 hours?

Step 1: Write an equation in slope-intercept form for the total cost y for a helmet and a bike for x hours.

Step 2: Substitute to find the total cost.

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

Tags

CCSS.8.EE.B.5