CH 9 STRAIGHT LINES

Which of these lines would be the steepest?

• y = 2x + 9
• y = 7x + 3
• y = 5x - 3
• y = 7

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

What is the gradient of the line

y = 2x - 3?

• 2

• -3

• 3

• 2x

What is the y-intercept of the line

y = 4x - 6?

• 4

• 4x

• 6

• -6

Which of these lines has a negative gradient?

• The orange one

• The red one

• The blue one

• The green one

 $4x+6y=0$  
What is the gradient of the straight line above?

•  $\frac{2}{3}$  

•  $-\frac{2}{3}$  

• 4

• 6

 $\frac{x}{4}+\frac{y}{2}=1$  
Convert the equation of the straight line above to the form :
 $ax+by=c$  

•  $x+4y=1$  

•  $x+4y=4$  

•  $x+2y=1$  

•  $x+2y=4$  

Which line has the equation

y = 2x + 1

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• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.B.5

Which line has the equation

y = x + 2

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Which line has the equation

y = x - 2

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Which line has the equation

x + y = -2

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• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10