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Unit 1

100

9a+1=28

a=3

200

7(5n-3)=-161

n=-4

300

-8(4a-6)=304

x=-8

400

35-3x=5(5-x)-4

x=-7

500

-7(1-3x)=161

x=8

Unit 2

100

Graph:

x>-1

Show Your Boards

200

3x+2<-4

x<-2

300

-21>-2m+7

m>14

400

4r=+3>2r+11

r>4

500

Solve and graph:

5-18v>365    or    9-2v<17

V<-20

V>-4

Unit 3

100

Find the Slope:

(7,-6) and (2,3)

-9/5

200

Find the Slope:

(-2,-7) and (-2,-3)

undefined

300

Find the Range Values:

y=3x+5

{-1,0,1,2}

{2,5,8,11}

400

Find the slope:

(-5,-2) and (-9,3)

-5/4

500

Find the Range Values:

y=3x+1

Domain: {-1,0,1,4}

{-2,1,4,13}

Unit 4

100

Solve:

(0,-9); Slope=4

y=4x+9

200

Solve:

(-6,0); slope= 2/3

y= 2/3x+4

300

Solve:;

(-12,-5); slope=1/3

y=1/3x-1

400

Find the slope:

(1,4) and (-4,-6)

2/5

500

put into Y=mx+b format

x-4y=-24

y=1/4x+6

Unit 5

100

Solve by Elimination:

2x+y=-2

5x+3y+-8

(2,-6)

200

Substitution:

y=x+6

y=-2x-3

(-3,3)

300

-3x-4y=-1

3x-y=-4

(-1,1)

400

2x-3y=14

x+3y=-11

(1,-4)

500

3x-4y=-10

3x-4y=-13

NO SOLUTION!!!