Algebraic Expressions

Parts of an Expression

100

3x+4

Terms: 3x, 4

Coefficients: 3

Constants: 4

200

5y-2

Terms: 5y, -2

Coefficients: 5

Constants: -2

300

2x+7+x

Terms: 2x, 7, x

Coefficients: 2, 1

Constants: 7

400

4a-3b+6

Terms: 4a, -3b, 6

Coefficients: 4, -3

Constants: 6

500

6m+2n-8

Terms: 6m, 2n, -8

Coefficients: 6, 2

Constants: -8

Writing an Expression

100

Four more than a number x

x+4

200

Five times a number z minus two

5z-2

300

The sum of twice a number b and seven

2b+7

400

Three times a number x plus four times a number y, increased by six

3x + 4y +6

500

Six times a number x plus two times the difference of a number y and four

6x+2(y-4)

Solving an Expression

100

x + 5, when x = 3

8

200

4x − 2, when x = 5

18

300

2x + 8, when x = 6

20

400

3x + 2y, when x = 4 and y = 5

22

500

5x − 10 + 3, when x = 7

28