equation of a straight line

what is the gradient and y-intercept of the equation

 $y=5x+2$ 

• gradient 5, y-intercept 2
  

• gradient -5, y-intercept -2

• gradient -2, y-intercept -5

• gradient 2, y-intercept 5

Tags

CCSS.HSS.ID.C.7

what is the gradient and y-intercept of the equation

 $y=4x+7$ 

• gradient 4, y-intercept 7
  

• gradient -4, y-intercept -7

• gradient -7, y-intercept -4

• gradient 7, y-intercept 4

Tags

CCSS.HSS.ID.C.7

what is the gradient and y-intercept of the equation

 $y=3x−2$ 

• gradient 3, y-intercept -2
  

• gradient -3, y-intercept 2

• gradient -2, y-intercept -3

• gradient 2, y-intercept 3

Tags

CCSS.HSS.ID.C.7

write down the equation of the line if

gradient = 2
y-intercept = 3

•  $y=2x+3$ 
  

•  $y=-2x-3$  
  

•  $y=2x-3$  
  

•  $y=-2x+3$  
  

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.LE.A.2

CCSS.HSS.ID.C.7

write down the equation of the line if

gradient = 2
y-intercept = -5

•  $y=2x-5$ 
  

•  $y=-2x-5$  
  

•  $y=5x-3$  
  

•  $y=-5x+3$  
  

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.LE.A.2

write down the equation of the line if

gradient = 0
y-intercept = 2

•  $y=2$ 
  

•  $y=2x$  
  

•  $y=x-2$  
  

•  $y=x+2$  
  

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

write down the equation of the line if

gradient = 4
y-intercept = 0

•  $y=4x$ 
  

•  $y=0$  
  

•  $y=x-4$  
  

•  $y=x+4$  
  

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

write down the equation of the line if

gradient = 3/4
y-intercept = -1/2

•  $y=\frac{3}{4}x-\frac{1}{2}$ 
  

•  $y=-\frac{3}{4}x-\frac{1}{2}$  
  

•  $y=\frac{3}{4}x+\frac{1}{2}$  
  

•  $y=\frac{1}{2}x-\frac{3}{4}$  
  

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

CCSS.HSS.ID.C.7

Rearranged equation in the form   y = mx + c, and choose which one is the gradient and the y-intercept

 $x+y=2$  

• gradient = -1, y-intercept = 2
  

• gradient = 1, y-intercept = 2
  

• gradient = -1, y-intercept = -2
  

• gradient = -2, y-intercept = 1
  

Tags

CCSS.HSA.CED.A.4

CCSS.HSS.ID.C.7

Rearranged equation in the form   y = mx + c, and choose which one is the gradient and the y-intercept

 $x+y=−4$  

• gradient = -1, y-intercept = -4
  

• gradient = 1, y-intercept = 4
  

• gradient = -4, y-intercept = -1
  

• gradient = -4, y-intercept = 1
  

Tags

CCSS.HSA.CED.A.4

CCSS.HSS.ID.C.7