Solving Equations
Writing Inequalities
Independent/Dependent Variables
Patterns in Tables and Equations
Tables, Graphs, Equations
100
x + 4 = -3
x = -7
100
Write the inequality shown on the number line
x < -3
100
Identify the dependent and independent variable.
The number of minutes, m, spent reviewing for an exam and the points, p, received on the exam
Independent: minutes reviewing
Dependent: points received
100
Write the rule and the equation for the table.
y = x + 3
100
Complete the table.
d = distance
t = time
Name four ordered pairs found on the line plotted using this equation.
(1,4) (2, 8) (3, 12)
200
35 = y - 3
y = 38
200
Write the inequality on the number line.
x > 5
200
The number of uniforms, u, to order for a football team and the number of players, p, on the team
Independent: number of players
Dependent: uniforms ordered
200
Write the rule and the equation for the table
b = 5a
200
A Florida manatee weighs 60 pounds at birth.
Write an equation that describes the relationship shown in the table.
p = 10w + 60
300
4x = 36
x = 9
300
The number of basketball players the bus holds, b, is less than 25.
b < 25
300
Identify the independent variable and the dependent variable.
The amount of wall space, s, in the bedroom and the amount of paint, p, needed to paint the bedroom
Independent: wall space
Dependent: paint needed
300
Use the equation to complete the table.
t = 4s + 2
2, 6, 10, 14
300
Stacy has 5 collector’s cards. She receives 3 more cards each week that she volunteers
at the student center.
Let x = the number of weeks.
Let y = the number of collector’s cards.
Write an equation that represents the amount of cards Stacy has?
y = 3x + 5
400
m/15 = 3
m = 45
400
The distance, d, is at least 60 meters.
d > 60
400
The cost c of supplies for school depends on other factors. Name at least two independent variables that could affect the cost of school supplies.
A. The number of pencils needed
B. The cashier who rings up all the supplies
C .The number of notebooks needed
D. The distance from the school to the store
A, C
400
Write the rule and the equation for the table.
b = 11a
400
What graph would represent the table?
A
500
Clare had t seashells. After she bought 8 more seashells, she had 24 seashells. Write the equation and solve for t.
t + 8 = 24
t = 16
500
The depth of the pool, p, cannot be deeper than 4 1/2 feet.
p < 4 1/2
500
Identify a situation where time, t, is an independent variable.
A.The number of rides, r, at the carnival and the time, t, it takes to ride them
B. The time, t, it takes to walk to the mall and the speed, s, of the walk
C. The time, t, to walk during lunch break and the distance, d, walked
D. The distance, d, to the park and the time, t, it takes to walk there
C
500
Dionne builds a pattern that is represented by the equation b = 3f + 2, where f is the figure number
of the pattern and b is the number of blocks in each figure. How many blocks are needed to make
the 4th figure in the pattern?
14
500
Becca’s dog walking business started with 1 dog. She walks 2 additional dogs each month.
The graph represents the problem. How many dogs does she walk in the second month?
Use the graph to solve the problem
5 dogs