WARM-UP: Linear Equations Basics

Which is the equation of a line with a slope of -¹/₂ and a y-intercept of (0, -8)?

• y = ¹/₂x + 8

• y = -¹/₂x - 8

• y = 2x - 8

• y = -2x + 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the y- intercept of the line given by the equation, y= -5x + 6?

• 5

• -5

• 6

• -6

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

CCSS.8.SP.A.3

What is the slope of the graphed line?

• -2/3

• 3/2

• -3/2

• 2/3

Write the equation of a line with a slope of -3 and y intercept of 8

• x = 8
• y = -3
• y = 8x -3
• y = -3x + 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What does 'b" represent in the equation, y=mx+b?

• y-intercept

• macaroni

• nothing

• slope

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• x

Tags

CCSS.8.EE.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

If m=3 and b=6, what is the correct equation of a line?

• y=3-6

• y=3x-6

• y=3x+6

• y=6x+3

Determine the slope and y-intercept from the following equation

 $y\ =\ \frac{3}{2}x\ +\ 3$  

• slope: 5

  y-intercept: (0, 3) 

• slope: 3/2

  y-intercept: (0, 3) 

• slope: 4

  y-intercept: (0, 3/2)

• slope: 1/5

  y-intercept: (0, 5)