Unit 1 Part 2 Review B

Variables on both sides

100

7x+60=-23x

x=-2

200

5x+24=-3x

x=-3

300

7+4x=8x-6

13/4 or 3.25

400

3(7+3x)=3(x-3)

x=-5

500

3(n+7) = 6n + 4(1-5n)

n=-1

Proportions

100

-4  = 2

10     x

-15/2 or -7.5

200

  6   =   2  

 x-7       4

x=19

300

Challenge: Choose someone friendly

High five Mrs. D'Alton in room J321 in 25 seconds

400

  6   =   4  

 x-5     x+5

x=-25

500

You earn $220 in 20 hours. A this rate, how many hours do you work to earn $385

35 hours

Inequalities

100

Solve the inequality and graph:

7x-4 < 5x+6

x<5

200

Solve the compound inequality and graph:

6x-4 < -34      or     7-4x < 3

x < -5 or x > 1

300

Solve and graph the compound inequality

18 < 2x + 2 < 22

8< x < 10

400

Solve and graph

7< 3x + 1 < 13

2 < x < 4

500

Challenge: choose some fast

30 seconds to run to Mr. Fenton and fist bump J306

Literal Equations

100

Solve for n:

m = n + p

n = m - p

200

Solve for s:

Q = ST

S= Q/T

300

Solve for y: 7x - 8y = 24

y =7/8 x - 3

400

Solve for y:

3x + 2y = 8

y = -3/2 x + 4

500

solve for y:

6x - 2y = -8

y = 3x + 4

Literally...equations

100

Solve for m:

x = -3m + 4n

x - 4n

  -3

200

Solve for a:

3a + 2b = c

c-2b

  3

300

Solve for b:

4a + 3b = c

c - 4a

    3 

400

Solve for d:

f= ¹/₅ cd

5f

 c

500

Solve for t:

s = ¹/₃ vt

3s

 v