Nesin's Expressions

Writing Expressions

100

 w watermelon at $5.25 per pound

5.25w

200

potatoes at $2.49 per pound

2.49p

300

80% off glasses (g)

g - 0.80g OR

0.20g

400

45% added to the price of house (h)

h + 0.45h OR

1.45h

500

Write an equivalent expression: x - 0.22x

0.78x

Combining Like Terms

100

5x + x

6x

200

5x - x

4x (NOT 5)

300

-4x + 9 + 2x - 7

-2x + 2

400

-10 - 4 + 4x - 8x

-14 - 4x

500

10x - 7 - 3x + 8 - 7x + 9

10

Distributive Property

100

4(5x - 1)

20x - 4

200

9(3x + 5)

27x + 45

300

-2(-5x - 2)

10x + 4

400

-8(-4x + 10)

32x - 80

500

5(3x - 2y + 4)

15x - 10y + 20

+/- Expressions

100

(5x + 12) + (2x + 8)

7x + 20

200

(5x + 12) - (2x + 8)

3x + 4

300

(3x - 9) + (2x + 5)

5x - 4

400

(3x - 9) - (2x + 5)

x - 14

500

(17x - 18y - 27) - (17x - 18y -27)

0

Factoring

100

Factor 10x +15

5(2x + 3)

200

Factor 6x - 15

3(2x - 5)

300

Factor 4x - 2

2(2x - 1)

400

Factor this 2 ways: -11x + 33

11(-x + 3)

-11(x - 3)

500

Factor 16x - 40y + 32

8(2x -5y + 4)