Patterns and Relationships

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

11, 9, 7, 5, ..

• 7

• 4

• 3

• 2

Extend this
NON-NUMERIC pattern
∎ ⊙ ⊠ ⊙ ∎ ⊙ ⊠ 

• ⊙ ⊙ ⊙

• ⊙ ⊟⊟ ⊙

• ⊙ ∎ 

• ≗ ≘ ∗

Given the following tile pattern, how many tiles would be in the 5th shape?

• b = 8

• b = 11

• b = 7

• b = 9

Translate the sentence into an equation:
Four more than six times a number is 18.

• 4 + 6x = 18

• 4x + 6 = 18

• 6x + 4 = 18

• not enough info

5 = 7s - 9

• 2

• 6

• 7

• 8

What is the missing number?

• 12

• 10

• 14

• 13

Translate this phrase into an algebraic expression.
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.

• 8 - 4m

• 8m - 4

• 8m + 4

• 4m - 8

Find the rule the pattern is using:

448,112,28,7

• Divide 4

• Subtract 336

• Divide 5

• Subtract 84

 Students mailed invitations to a play to 414 parents. Each student mailed 18 invitations. If s equals the number of
students who mailed invitations, which equation best shows the
number of invitations that were mailed?

•  s + 18 = 414 

• s ÷ 18 = 414 

• 18 ÷ s = 414

•  18s = 414