Chapter 1
Chapter 2
Chapter 3
Chapter 4
Systems of Equations
100
What is the solution to the following equation?
4(x-2)+2x=40
x=8
100
Solve and graph the inequality:
25 > -5h
h > -5
100
What is function notation?
f(x)
pronounced "f of x"
100
Write the equation of the line below in slope-intercept form:
y=2/3x+1
100
Solve by graphing:
y=2x-1
y=-3x-6
(-1, -3)
200
Solve the equation:
2/x=10/13
x=2.6 or 13/5
200
Solve and graph the inequality:
-1<=x-3<=3
2<=x<=6
200
Is the following relation a function? Provide an explanation.
Yes! Each domain value is paired with only one range value.
200
Calculate the slope between the following two points: (0, 3) and (8, 2)
m=-1/8
200
Solve using elimination:
2x+3y=20
y-2x=4
(1, 6)
300
Solve the following equation for b:
A=1/2bh
b=(2A)/h
300
Solve and graph the inequality:
-2x+1>=19
OR
2(x-12)>4
x<=-9
OR
x>14
*graph: solid dot on -9, open dot on 14, shaded in opposite directions.
300
If
f(x)=5-3x+2
what is the value of f(-4)?
f(-4)=19
300
Graph the line:
2y=-4x-10
starting at -5 on the y-axis, then move down 2, right one.
300
Solve using substitution:
2x+y=2
3x+7y=14
(0, 2)
400
What is the solution to the following equation?
-5-7-3f=-f-2(f+6)
infintely many solutions, or all real numbers
400
Solve and graph the following inequality:
3|x+4|+1<10
x<-1 and x > -7
*graph: open dot on -1, open dot on -7, shaded in between.
400
What is the function rule for the following table? Make sure it is in function notation.
b(x)=2x+1
400
Identify if the two lines are parallel, perpendicular, or neither.
-2x=9-y
-2y=x+6
perpendicular: they have opposite reciprocal slopes
400
Solve using any method:
y=1/2x+3
5x-10y=14
no solution
500
What is the solution, or solutions, to the following equation?
30=7|p+3|+16
x=-1 and x=-5
500
Solve and graph the following inequality:
2x-1<x+3<3x+2
0.5<x<4
*graph: open dots on both 0.5 and 4, shaded in between
500
What is the domain and range of the function below?
Domain:
-6 <= x <= 3
Range:
-6 <=y<=-4
500
Find the x- and y-intercepts of the following linear function. Leave answers as simplified fractions:
9x-4y=15
x-intercept:
(5/3, 0)
y-intercept:
(0, -15/4)
500
The admissions fee at an amusement park is $15.50 for children, and $20 for adults. On a certain day, 217 people entered the park, and the admissions fees collected totaled $3,782. How many children and how many adults were admitted? Make sure your answers are labeled.
124 children and 93 adults