Boot Camp Week 4 Diagnostic Day 1

• 4

• 34

• 16

• 10

• 54

• 42

• 63

• 45

• -4

• 5

• 2

• -6

Letters that represent numbers in math problems are called variables. They are called variables because the numbers can vary. What does vary mean?

The most common letters used as variables are x and y.

Two unlike signs become ________

Two like signs become _________

How many terms are in the following expression?  3x + 6y − 5 + 4n

• 3
• 2
• 4
• 1

Write the phrase as an expression. " the total of 6 and 10"

• 6+10
• 6-10
• 6⋅10
• 6/10