Writing Equations
Solving Equations
Writing Inequalities
Independent/Dependent Variable
Patterns in Equations/Graphing Inequalities
100
Writing Equations
Create an equation that represents the following expression and then solve it.
Harvey's age doubled is 6
2x = 6
x = 3
100
Solving Equations
Solve for x.
x + 3 = 7
What is:
x = 4
100
seventy less than c
What is:
70 < c
100
Independent variable goes on the _ axis
x
100
What is the rule that would solve the pattern?
Multiply by 3
200
Writing Equations
Create an equation that represents the following expression.
Roman paid $150 to join a gym. He pays an additional $15 for every time he attends one of the club's live fitness classes. Let C = the total cost and n = the number of times he takes fitness classes.
C = 15n + 150
C = 150 + 15n
200
Solving Equations
Solve for x.
2x = 8
What is:
x = 4
200
The product of g and the sum of 4 and g is greater than 8
g(g + 4) > 8
200
Dependent variable goes on the __ axis
y
200
What is the rule used to solve this pattern?
Divide by 7
300
Writing Equations
Create an equation that represents the following expression.
A real estate agent receives a salary of $600 per week plus a commission of $250 per sale. Write an equations that gives the weekly income y in terms of sales x.
y = 600 + 250x
y = 250x + 600
300
Solving Equations
Solve for x.
x - 4.5 = 20
What is:
x = 24.5
300
Write an inequality
S is at most 55
s < 55
300
Which is the independent variable?
A farmer uses different types of seeds to see which grow the most vegetables.
different types of seeds
300
How would you graph?
x is at least 7
you can draw or write your answer
closed circle on 7, arrow pointing to the right
400
Writing Equations
Create an equation that represents the following expression and solve it.
A sunflower in Julia's garden was 12 centimeters tall when it was first planted. Since then, it has grown approximately 0.6 centimeters per day. Write an equation expressing the sunflower's height, H, in terms of the number of days, d, since it was planted. Solve for the height at day 10.
H = 0.6d + 12
H = 18
400
Solve for x.
1 3/5 + x = 3 1/5
x= 1 and 3/5
400
Write an Inequality
J is less than or equal to 8
J <8
400
Which is the dependent variable?
A student studies for a test, and earns a grade based off of how long they studied.
The grade earned.
400
x does not exceed 15
open circle on 15, arrow pointing to the left of 15
500
Writing Equations
Create an equation that represents the following expression.
A large factory sells its technological gadgets for $150 each. Before selling any of the gadgets, they had already spent $3000 on parts. Write an equation that represents the relationship.
y = 150x - 3000
500
Solving Equations
Solve for x.
18/x + 3 = 6
x = 6
500
x is less than the quotient of 8 and d
What is:
x < 8/d
500
In the problem y = x - 3, what is the dependent variable?
y
500
x is at most 23
closed circle on 23, arrow pointing to the left