Final Exam Review

Distributive Property

100

9(3x + 2)

27x +18

200

5y(4 + 8)

20y +40y

300

12(3c +5m)

36c + 60m

400

9(11a - 10z)

99a - 90z

500

12x(2a + 3b)

24ax + 36bx

Substitution

100

If x = 5 and y = 10

5x + 4y = ?

65

200

If a = 9 and b = 15

6a - 2b = ?

24

300

If c = 9 and d = 20

c^{2 +} d

101

400

If e = 20 and f = 50

e² + f² = ?

2,900

500

If g = 25 and h = 2

4g - h³ = ?

92

Distance Between Points

100

(12, -8) (12, 14)

22

200

(-5, 11) (-5, 6)

5

300

(9, -13) (-21, -13)

30

400

(0, 48) (0, -38)

86

500

(0, 33) (9, 33)

9

Percent of a Number

100

35% of 900

315

200

45% of 820

369

300

32% of 1,250

400

400

85% of 640

544

500

45% of 980

441

Shopping

100

$9.20 for 8 apples, $13.75 for 11 oranges. How much for 10 apples and 20 oranges?

$36.50

200

$6.23 for 7 apples, $12.42 for 18 oranges. How much for 9 apples and 8 oranges?

$13.53

300

$16.94 for 22 apples, $22.32 for 24 oranges. How much for 6 apples and 14 oranges?

$17.64

400

$10.64 for 14 apples, $7.83 for 9 oranges. How much for 5 apples and 14 oranges?

$15.98

500

$18.81 for 19 apples, $21.76 for 32 oranges. How much for 11 apples and 19 oranges?

$23.81