8.5I Write Equations in y=mx+b Form

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= ¾x + 5
• y= ⅛x - 16
• y= 9 - ½x
• y= -10 + 4x

Tags

CCSS.8.EE.B.5

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

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

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 equation of the line that goes through these points?

• y = 3x + 3
• y = 3x + 2
• y = 2x + 3
• y = 3x + 7 

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Write the equation.

• y = 4x + 3
• y = 4x -3
• y = 3x + 4
• y = 8x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which equation best represents the line on the graph?

• y= 1/2x
• y= -1/2x
• y = 2x
• y = -2x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3