A1 Unit 5 Review

Find the slope through the points (2, 3) and (7, 6)

• $\frac{5}{3}$

• $\frac{3}{5}$

• $-\frac{3}{5}$

• $-\frac{5}{3}$

Find the slope through (4,3) and (4, -1)

• 4

• undefined

• -4

• 0

 $y-2=-5\left(x+3\right)$  Solve for y

•  $y=-3x-13$  

•  $y=-5x-17$  

•  $y=-5x-15$  

•  $y=-5x-13$  

Given the point (1, -2) and the slope -2, write the equation in point-slope form:

• $y-2=-2\left(x+1\right)$

• $y+2=-2\left(x-1\right)$

• $y+2=-2\left(x+1\right)$

• $y-2=-2\left(x-1\right)$

Given the point (3, 4) and the slope 2, write the equation in point-slope form:

•  $y-3=2\left(x-4\right)$ 

•  $y-3=2\left(x+4\right)$ 

•  $y+3=2\left(x+4\right)$ 

•  $y+3=2\left(y-4\right)$ 

Select the line that is parallel to

 $y=-\frac{1}{2}x+1$  

•  $y=-2x+4$  

•  $y=2x+7$  

•  $y=\frac{1}{2}x+1$  

•  $y=-\frac{1}{2}x-4$  

What is the slope perpendicular to the slope -5?

• $5$

• $\frac{1}{5}$

• $-\frac{1}{5}$

• $5$

Find the x-intercept:

 $2x-3y=6$  

• x=3

• x=2

• x=12

• x=-3

 $5x-\frac{1}{2}y=5$  Find the y-intercept:

•  $x=-\frac{5}{2}$  

•  $x=1$  

•  $x=-10$  

•  $x=\frac{5}{2}$  

 $y\ge3x-1$  

Is the point (1,-2) a solution to the equation

• yes

• no