Algebraic Expressions (Chapter 2A)

x + 2

Write as an algebraic expression: A number increased by two.

2x + 5

Write as an algebraic expression: Double a number increased by five

x + 6

Write as an algebraic expression: Six more than a number

11 - 9

Write as an algebraic expression: The difference of 11 and 9

2x - 5

Write as an algebraic expression: The difference of twice a number and five

11 x 9

Write as an algebraic expression: The product of 11 and 9

9y

Write as an algebraic expression: The product of nine and a number

11/9

Write as an algebraic expression: The quotient of 11 and 9

x² + 10

Write as an algebraic expression: The sum of a number squared and ten

x/2 + 4

Write as an algebraic expression: The sum of half a number and four

3x + 12

Write as an algebraic expression: Triple a number increased by twelve

Constant term

A number on its own

0

Solve for b: 9 + b = 9

Evaluate

To replace a variable with a given number and simplify the expression

y - 16

Write as an algebraic expression: A number decreased by sixteen

x³

A number cubed

x²

A number squared

18

Evaluate: 2x² for x = 3

32

Evaluate: 3h + 2 for h = 10

56

Evaluate: 3x + 17 for x = 13

48

Evaluate: 4j + 12 for j = 9

77

Evaluate: 4p -3 for p = 20

60

Evaluate: 5p for p = 12

26

Solve for a: a + 15 = 41

15

Solve for n: n ÷ 3 = 45

3

Solve for x: 3x = 9

9

Solve for y: 2 = y - 7

9/y

Write as an algebraic expression: The quotient of nine and a number

11 + 9

Write as an algebraic expression: The sum of 11 and 9

Variable

An unknown amount, written as a letter

20

Evaluate: 10 + 2r for r = 5

110

Evaluate: 10x for x = 11

11

Evaluate: 15 - 2c for c = 2

24

Evaluate: 16 + n³ for n = 2

6

Evaluate: 2n² - n for n = 2

7

Evaluate: 63 - 8z for z = 7

5

Evaluate: 64/v - 11 for v = 4

8

Evaluate: c/7 for c = 56

10

Evaluate: s² - 15 for s = 5

13

Evaluate: t - 7 for t = 20