Properties of Equality
Solving for variables
Is it a solution?
Inequalities
Input/Output tables
100

What is a balanced equation?

same thing on both sides of the equal sign

100

Solve for x 


7x = 35

x = 5

100

Which is a solution to 3x = 33

x = 10 or 11 or 12

x = 11

100

Using an inequality sign, write

x is longer than 5

x greater than 5

100

IN          OUT

1             5

2             10

3

What is the rule? Finish the table.

 times 5, 15

200

Which property of equality is shown here? 

3x3 - 3 = 9-3

subtraction property of equality

200

Solve for x 

x + 8.5 = 9.3

x = 0.8

200

Which is a solution to 3x - 4 = 26

x = 10 or 11 or 12

x = 10

200

Using an inequality sign, write

x is at least  5

x greater than or equal to 5

200

IN          OUT

10             5

20             15

30

What is the rule? Finish the table.

minus 5, 25

300

Which property of equality is shown here? 

3x3 x 3 = 9 x 3

multiplication property of equality 

300

Solve for x 

x / 15 = 8

x = 120

300

Which is a solution to x less than 5

x = 4, 5, 6

x = 4

300

Using an inequality sign, write

x is shorter than 5

x less than 5

300

IN          OUT

10             2

20             4

30

What is the rule? Finish the table.

divide by 5, 6

400

Which property of equality is shown here? 

3x3 + 3 = 9 + 3

addition property of equality

400

Solve for x 

x - 8.5 = 9.3

x = 17.8

400

Which is a solution to x less than or equal to 10

x = 9, 10, 11

9 and 10


400

Using an inequality sign, write

x can go up to  5

x less than or equal to 5

400

IN          OUT

1             6

2             7

3

What is the rule? Finish the table.

add 5, 8

500

Which property of equality is shown here? 

3x3 / 3 = 9 / 3

division property of equality

500

Tell me step by step how to solve for a variable.

separate both sides of the equation, get the variable a lone by doing the opposite sign, do the same to both sides, solve

500

Write 3 solutions to x is greater than or equal to -1

-1, 0, any whole number

500

Using an inequality sign, write

x is not 5

x not equal to 5

500

What is an input and output table? 

a table that uses patterns to show inputs and outputs on numbers.