PR7.1.5 Relationships in Patterns

What is the mathematical operation in this equation? 
5y - 2

• addition (+)
• subtraction (-) 
• multiplication (x)
• division(/) 

In this expression, which is the variable? 
5 + y 

• q
• +
• 5
• y

What is the constant term in this expression? 
5n + 10

• n
• +
• 10

• 5

What is the variable in this expression? 
5n + 10

• n
• +
• 10

• 5

What is the numerical coefficient in this expression? 
5n + 10

• n
• +
• 10

• 5

Evaluate the expression if a is 5.
2a + 15

• 35

• 25

• 20

• 30

Find the gap in the output.

Find the gap in the output.

What is the constant term?

Use paper to find the relation between n and the output.

• 1+2

• 3n+5

• 5n-2

• 2n-4