Station #1: Solving Equations

Station #1: Solving Equations
Solve the following equations for the missing variable:
1) βˆ’3π‘₯ + 5π‘₯ βˆ’ 5 = 13
2) 8(π‘₯ βˆ’ 1) = 6π‘₯ + 4 + 2π‘₯
3) You paid $600 for a new guitar. Your guitar cost $40 more than
twice the cost of your friend’s guitar. How much did your friend’s
guitar cost?
4) A new pizza shop is going to create new menus. Each menu
costs $.50 to produce. The owners have a total of $2500 to spend
on the new menus. How many menus can they produce at that
price?
5) Membership for the Alpine Rock-Climbing Gym costs $25 per
month plus a $125 sign-up fee. Membership for Rocco’s RockClimbing Gym costs $30 per month and a $50 sign-up fee. After
how many months will the memberships cost the same?
Station #2: Graphing Points and
Lines
1) Identify the slope and y-intercept of the following equation:
βˆ’3π‘₯ + 6𝑦 = 12
2) What are the four different types of slope?
3) What is the equation of the line in the following graph?:
4) A server at a local restaurant is paid a minimum of wage of
$2.13/hr, plus all the tips they receive. If the variable t can be
used to represent the amount of tips in a given night, and h can
be used to represent the hours worked in a given night, write an
expression that can be used to find the server’s pay.
5) Graph the following equation: 4π‘₯ βˆ’ 2𝑦 = 8
Station #3: Writing Linear Equations
Slope Formula: π‘š =
𝑦2 βˆ’π‘¦1
π‘₯2 βˆ’π‘₯1
Slope-Intercept Form: 𝑦 = π‘šπ‘₯ + 𝑏
Point-Slope Form: 𝑦 βˆ’ 𝑦1 = π‘š(π‘₯ βˆ’ π‘₯1 )
1) Find the slope given the following points: (βˆ’4, 3); (βˆ’1, βˆ’3)
2) Identify the slope and the point that were used to create the
following point-slope equation: 𝑦 + 8 = βˆ’3(π‘₯ βˆ’ 4)
3) Write a linear equation given the following information:
1
π‘š = βˆ’ ; (4, 7)
2
4) Write the equation of the line given the following information:
(2, 4) and (βˆ’3, βˆ’6)
4
5) Write the equation of the line given that π‘š = and 𝑏 = βˆ’3
5
Station #4: Solving Inequalities
Solve the following inequalities and graph the solution.
1) 3(π‘₯ + 1) βˆ’ 4π‘₯ β‰₯ βˆ’5
2) 6𝑣 βˆ’ 1 > 3𝑣 + 8
3) 3 < 2π‘₯ βˆ’ 3 ≀ 12
4) The perimeter of a rectangle is at least 32cm. The length of the
rectangle is 9cm. What are the possible widths of the rectangle?
5) Graph the following inequality: 3𝑦 + 2π‘₯ > 6
Station #5: Systems of Equations
(Graphing Method)
Solve the following system of equations using the graphing
method:
{
4π‘₯ + 𝑦 = 2
π‘₯βˆ’π‘¦ =3
𝑦 = βˆ’3π‘₯ + 4
1) {
𝑦 = 3π‘₯ βˆ’ 2
2π‘₯ βˆ’ 𝑦 = βˆ’5
3) {
βˆ’2π‘₯ βˆ’ 𝑦 = βˆ’1
2𝑦 βˆ’ π‘₯ = 2
2) {
1
𝑦= π‘₯+1
2
Station #6: Systems of Equations
(Substitution Method)
Solve the following systems of equations using the substitution
method:
{
4π‘₯ βˆ’ 𝑦 = 20
βˆ’2π‘₯ βˆ’ 2𝑦 = 10
𝑦 = 5π‘₯ βˆ’ 7
1) {
βˆ’3π‘₯ βˆ’ 2𝑦 = βˆ’12
βˆ’3π‘₯ βˆ’ 8𝑦 = 20
2) {
βˆ’5π‘₯ + 𝑦 = 19
3) Adult tickets to a play cost $22. Tickets for children cost $15.
Tickets for a group of 11 people cost a total of $228. Write and
solve a system of equations to find out how many adult and
children tickets were purchased by the group.
Station #7: Systems of Equations
(Elimination Method)
Solve the following system of equations using the elimination
method:
{
βˆ’π‘₯ βˆ’ 7𝑦 = 14
βˆ’4π‘₯ βˆ’ 14𝑦 = 28
3π‘₯ βˆ’ 2𝑦 = 2
1) {
5π‘₯ βˆ’ 5𝑦 = 10
4π‘₯ + 8𝑦 = 20
2) {
βˆ’4π‘₯ + 2𝑦 = βˆ’30
3) A photo studio offers portraits in 8 x 10 and wallet size formats.
One customer bought two 8 x 10 portraits and four wallets size
portraits and paid $52. Another customer bought three 8 x 10
portraits and two wallet size portraits and paid $50. What is the
cost for each 8 x 10 and wallet size portrait?
Station #8: Systems of Inequalities
Solve the following systems of inequalities:
4π‘₯ + 3𝑦 > βˆ’6
{
π‘₯ βˆ’ 3𝑦 ≀ βˆ’9
3π‘₯ + 𝑦 β‰₯ βˆ’3
1) {
π‘₯ + 2𝑦 ≀ 4
π‘₯+𝑦 β‰₯2
2) {
4π‘₯ + 𝑦 > βˆ’1
3) Suppose you have a job mowing lawns that pays $12 per hour.
You also have a job at a clothing store that pays $10 per hour.
You need to earn at least $350 per week, but you can work no
more than 35 hours per week. You must work a minimum of 10
hours per week at the clothing store. What is a graph showing
how many hours per week you can work at each job?
Station #9: Functions
1) How does the vertical line test work and what does it help us to determine?
2) Given that 𝑓(π‘₯ ) = βˆ’4π‘₯ + 5; find 𝑓(βˆ’7)
3) Create a mapping diagram for the following coordinates and determine if it is a
function or not:
(βˆ’1, 5); (6, βˆ’2); (0, 5); (2, 2); (βˆ’2,0); (2, βˆ’1)
4) What is the domain and range of the relation from question 3?
5) A car salesman sells John a car for a down payment of $2500 and a monthly cost
of $205. How much money will John spend after 3 years?
6) What is the Domain and Range of the following graph?
Station #10: Arithmetic and
Geometric Sequences
Arithmetic Sequence: π‘Žπ‘› = 𝑑 (𝑛 βˆ’ 1) + π‘Ž1
Geometric Sequence: π‘Žπ‘› = π‘Ž1 ((π‘Ÿ)π‘›βˆ’1 )
For the following problems, determine whether the sequence is
arithmetic or geometric then find the indicated term.
1) -7, -3, 1, 5…; find the 13th term.
2) 3, 6, 12, 24…; find the 10th term
3) A manager at a clothing store documented the original price
and the marked down price of a new pair of jeans. Using this
information, what will the price of the jeans be after the 7th
markdown?
$60 (original price), $52, $44…
4) You have a gift card to Sheetz worth $50. After you buy lunch
on Monday, the value left on the card is $46.75. After buying
lunch on Tuesday, the value on the card is $43.50. How much
money will be left on the card after 15 lunches?
Station #11: Properties of
Exponents
Exponent Rules:
( π‘Ž π‘š )𝑛 = π‘Ž π‘š βˆ™ 𝑛
π‘Ž0 = 1
π‘Ž
βˆ’π‘›
=
(π‘Žπ‘)π‘š = π‘Žπ‘š 𝑏 π‘š
1
π‘Žπ‘›
π‘Žπ‘š
π‘Žπ‘›
π‘Žπ‘š βˆ™ π‘Žπ‘› = π‘Žπ‘š+𝑛
= π‘Žπ‘šβˆ’π‘›
π‘Ž π‘š π‘Žπ‘š
( ) = π‘š
𝑏
𝑏
Simplify the following using the properties of exponents:
4
1) 2π‘₯ βˆ™ 4π‘₯
4)
2π‘₯ 2 𝑦 4 βˆ™4π‘₯ 2 𝑦 4 βˆ™3π‘₯
3π‘₯ βˆ’3 𝑦 2
4 βˆ’3 )βˆ’1
2) (2π‘₯ 𝑦
5)(
3π‘₯ 6 𝑦 9 𝑧 4 βˆ™2𝑦 5
7𝑧 βˆ’1
3)
)
0
2π‘₯ 4 𝑦 βˆ’4 𝑧 βˆ’3
3π‘₯ 2 𝑦 βˆ’3 𝑧 4
3
6)
(2π‘₯ 3 𝑧 2 )
π‘₯ 3 𝑦 4 𝑧 2 βˆ™π‘₯ βˆ’4 𝑧 3