Unit 3: Test 1

How many terms does the expression have? 8x + 8y + 9 - 243

• 2

• 1

• 4

• 3

Identify the constant: 7c + 8y + 35

• 7c

• 8y

• 35

Identify the coefficient of the second term: -13a + 7b - 15

• -13

• -15

• 7

Identify the constant: 5a + 9p - 9c - 16

• -9

• 9

• -16

• 5

Identify the algebraic expression for: a number minus eighteen (use x for your variable)

How many terms does the expression have? k +6 + n

• 2

• 1

• 3

Identify the coefficient of the first term: 13m + 10p - 9

• 10

• 13

• -9

Name the property showed by the following statement. 3(2a - 3) = 6a - 9

Name the property showed by the following statement. 4 x 1 = 4

Name the property showed by the following statement.

9 + (2 + 1) = (9 + 2) + 1