Algebra Concepts Review Quiz #2

Find the slope of the line containing the points

 $\left(9,\ -7\right)$  and  $\left(-1,-2\right)$  .

•  $m=\frac{1}{2}$  

•  $m=-2$  

•  $m=-\frac{1}{2}$  

•  $m=2$  

Which equations does NOT represent the line graphed?

• $y+1=-\frac{4}{5}\left(x-5\right)$

• $y+3=-\frac{4}{5}x$

• $y-7=-\frac{4}{5}\left(x+5\right)$

• $y=-\frac{4}{5}x+3$

Select the equation for the line graphed.

• $y=-2$

• $x--2$

• $x=2$

• $y=2$

Select the inequality shown on the graph.

• $y\le\frac{3}{2}x+3$

• $y<\frac{3}{2}x+3$

• $y>\frac{3}{2}x+3$

• $y\ge\frac{3}{2}x+3$

 $4x-2y>-6$  

Select the graph of the linear equality.

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 $\left(2,\ -5\right)$  and  $\left(-2,\ -3\right)$  

Select a Point-Slope equation that represents the line passing through the given points.

•  $y+5=-2\left(x-2\right)$  

•  $y+3=-\frac{1}{2}\left(x+2\right)$  

•  $y-5=-\frac{1}{2}\left(x+2\right)$  

•  $y-3=-2\left(x-2\right)$  

 $m=-\frac{1}{2}$  and passing through  $\left(8,-5\right)$  

Select the appropriate Slope-Intercept form equation for the line described.

•  $y=-\frac{1}{2}x-5$  

•  $y=-\frac{1}{2}x-1$  

•  $y=-\frac{1}{2}x+3$  

•  $y=-\frac{1}{2}x-9$  

 $\left(3,\ -4\right)$  and  $\left(2,\ -4\right)$  

Select the correct equation of the line passing through the given points.

•  $y=x-4$  

•  $y=-8x-4$  

•  $y=-4$  

•  $y=-8$  

Which equation represents a line with an undefined slope and passing through the point (-2, 5)?

• $x=-2$

• $y=5$

• $x=0$

• $y=0$

Select the equation of the graph.

• $y=\left|x+3\right|+2$

• $y=\left|x-3\right|-2$

• $y=-2\left|x+3\right|$

• $y=\left|x+3\right|-2$