2/28/20 - Homework 8th

Which equation has a positive slope?

• y= 3x + 5
• y= -3x + 5
• y= -3x - 5

Tags

CCSS.8.EE.B.5

Which equation has a negative slope?

• y= 3x + 5
• y= 3x - 5
• y= -3x - 5

Tags

CCSS.8.EE.B.5

Which equation has a negative y-intercept?

• y= 3x + 5
• y= -3x + 5
• y= -3x - 5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Which variable represents y-intercept in the linear equation y=mx+b?

• y
• x
• m
• b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the y-intercept of this equation? 
y = 5x + 8 

• (0, 5)
• (5, 0) 
• (0, 8) 
• (8, 0) 

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 this equation? 
y = 3x - 4 

• 3
• -4
• 3x
• 4

Tags

CCSS.8.EE.B.5

y = 3/2x + 3

• slope: 5   y-intercept:  3 
• slope: 3/2   y-intercept:  3 
• slope:  4  y-intercept:  3/2
• slope: 1/5   y-intercept:  5 

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Give the y-intercept

• (2,0)
• (-2,0)
• (0,-2)
• there is no y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4