Algebra 1 Name:
Review 4.1, 4.4, 4.7, 5.6 Period:
You must show ALL work for any credit.
1) Write an equation in slope-intercept form of the
line with a slope of 2 and a y-intercept of –3. Then,
graph the equation.
2) Write the equation 6x + 4y = 12 in slope-
intercept form. Then, graph the equation.
m = _________ m = _________
b = _________ b = _________
3) Write an equation in point-slope form, slope-
intercept form, and standard form for the line that
passes through (2, 3) and is parallel to the line
y = 3x + 1.
4) Write an equation in point-slope form, slope-
intercept form, and standard form for the line that
passes through (–4, –2) and is parallel to the line
y =
x – 1.
For 5 – 7, determine whether the graphs of each pair of equations are parallel, perpendicular, or neither.
Show your work and explain.
5) – 6) 7)
– –
For 8 and 9, find the inverse of each relation.
8) {(2, –1), (5, –2), (6, 9), (7, 5)} 9)
x y
-2 1
0 3
4 -4
For 10 and 11, find the inverse of each function.
10) ( ) 11) ( ) ( – )
12) Andy is purchasing season tickets for the L.A. Lakers games. The ticket package requires a one-time
purchase of a personal seat license costing $600. A ticket to each game costs $70. The cost C(x) in dollars for
Andy for the first season is ( ) , where x is the number of games Andy attends.
a) Find the inverse function
b) What do x and C-1
(x) represent in the context of the inverse function?
c) How many games did Andy attend if his total cost for the season was $950?
For 13 – 15, graph each of the following inequalities.
13) 14) 15)