Chapter 7: Algebra

Vocabulary

100

What is the result of addition?

sum

200

What is the result of subtraction?

difference

300

What is the result of multiplication?

product

400

What is the result of division?

quotient

500

Which is the divisor? 15 / 3

3

Algebraic Expressions

100

The sum of p and 7

p + 7 or 7 + p

200

The difference of 15 and r

15 - r

300

The quotient of 20 and 5

20 / 5

400

The product of 9 and m

9m or 9 x m or 9(m) or 9 . m

500

12 more than the product of 5 and x

5x + 12

Evaluating Expression

100

2x + 5 when x = 3 

11

200

5m - 2 when m = 9 

43

300

11 - x when x = 8

3

400

v + v + v + 6 + 4 when v = 3

19

500

15 - k = 9

k=?

6

Simplifying

100

r + r + 6 + 6

2r + 12

200

w + w + 12 - 6

2w + 6

300

x + x + x + x + 15 + 20

4x + 35

400

v + v + v + v + v + v + 23 + 57

6v + 80

500

m + m + m + m + m + m + m + m + m + m + 18 - 15

10m + 3

Distributive Property

100

3 (x + 4)

3x + 12

200

5 (y - 7)

5y - 35

300

4 (2y + 5)

8y + 20

400

6 (5 - 9p)

30 - 54p

500

9 (10 + 4y)

90 + 36y