Unit 3

Proportions

100

10/2 = r/6

30

200

b/7 = 2/6

2.33

300

k/10 = 10/3

33.33

400

n/2 = 3/8

0.75

500

x/8 = 5/9

5

One Step

100

27 = 12 + x

15

200

18 = 4 + v

14

300

-18 = n - 11

-7

400

5 = b/19

95

500

-17b = -170

10

Two Step

100

5 = (a - 3)/2

13

200

9 = (n/8) +10

-8

300

(n/2) + 9 = 11

4

400

-4 = (r + 4)/2

-12

500

(2 + a)/6 = 4

22

Multi Step no Dist.

100

66 = -10r + 6

-6

200

-6 - p = -7

1

300

-8 = 6 + x + 6x

-2

400

-3 = 2x +7 +6

-2

500

7 - 5a + 7a = 1 - 2a + 3a

-6

Multi Step w/ Dist.

100

88 = -2(1 + 6x) - 6

-8

200

-136 = 8(1 - 3x)

6

300

-8(k - 1) -4 = -2(5k + 1)

-3

400

16 = 2(1 - p) + 2(3 - 3p)

-1

500

-3(-6x + 8) = -1 -5x

1