Unit Review: Slope & linear equations

S.1Find the slope (rate of change) of each table.

1. 1
   $\begin{array}{ccccc}x& -1& 0& 2& 3\\ y& -8& -10& -14& -16\end{array}$ 
2. 2
   $\begin{array}{ccccc}x& -3& -1& 0& 3\\ y& -1& -3& -4& -7\end{array}$ 

S.2Find the slope and the y-intercept of each line.

1. 3
   $y=-2-2x$
2. 4
   $y=-4+\frac{3}{2}x$

S.3Write an equation in slope-intercept form for each line.

1. 5
   Equation: 
2. 6
   Equation: 

S.4Write an equation in slope-intercept form for each line. (continued)

1. 7
   slope $-3$, through $(2,2)$
2. 8
   slope $-\frac{3}{2}$, through $(6,-16)$

S.5Give each slope, or write parallel, perpendicular, or neither.

1. 9
   Perpendicular: $y=x-8$ 
2. 10
   Perpendicular: $y=-2x-5$ 

S.6Is the ordered pair a solution of the equation? Write yes or no.

1. 11
   $(2,2)$; $x-3y=-4$ 
2. 12
   $(1,-6)$; $y=x-10$ 

S.7Find the slope and y-intercept, or write an equation in slope-intercept form.

1. 13
   slope $\frac{2}{3}$, through $(-3,-7)$
2. 14
   slope $-\frac{4}{5}$, through $(-15,18)$

S.1Find the Slope from a Table

1. 1$-2$
2. 2$-1$

S.2Slope & y-Intercept from an Equation

1. 3slope $-2$, $y$-intercept $-2$
2. 4slope $\frac{3}{2}$, $y$-intercept $-4$

S.3S.4Write an equation in slope-intercept form for each line.

1. 5$y=\frac{3}{2}x-3$
2. 6$y=-3x-4$
3. 7$y=-3x+8$
4. 8$y=-\frac{3}{2}x-7$

S.5Slopes of Parallel & Perpendicular Lines

1. 9$-1$
2. 10$\frac{1}{2}$

S.6Is the Point a Solution?

1. 11yes
2. 12no

S.7Slope & Linear Equations Review

1. 13$y=\frac{2}{3}x-5$
2. 14$y=-\frac{4}{5}x+6$