Review Wks1-3 Jeopardy

Combining Like Terms

100

Simplify: 

3x + 5 - 2x + 6

x + 11

200

2(x + 3) + 5x - 8

7x - 2

300

3(x - 6) + 2(x + y)

5x + 2y - 18

400

3(2x + y - 2) - 2(4x - y) + 10

-2x + 5y + 4

500

2x(x + y) + 3(x² + xy - 6) + 9

5x² + 5xy - 9

Single-Step Equations

100

Solve for x: 

-6x = -54

x = 9

200

x + 51 = -10

x = -61

300

x/4 = 31

x = 124

400

-5x = - 125

x = 15

500

x/-3 = -53

x = 159

Multi-Step Equations

100

2x + 5 = 15

x = 5

200

5x/2 = 20

x = 8

300

4(x + 2) + 5 = -3

x = -4

400

2(x + 4) - 3(x + 2) = -1

x = 3

500

6(x/2 + 3) - 1 = 23

x = 2

Standard to Slope-Int.

100

2x + 3y = 6

y = (-2/3)x + 2

200

-3x + 4y = 12

y = (3/4)x + 3

300

4x - y = 5

y = 4x - 5

400

-x - 3y = 12

y = (-1/3)x - 4

500

-2x - 4y = -14

y = (-1/2)x + (14/4)

Graphing Systems

100

y = -x + 2
y = 3x - 2

(1,1)

200

2x - 1 = y
y = -2x + 7

(2,3)

300

y = 3x + 2
y = 3x - 1

No solutions, parallel lines.

400

y = 2x + 2

y = -x - 4

(-2, -2)

500

-3x + 3y = 3
4y - 8x = -8

(3, 4)