Algebra Won

Slope formula

100

(2,7) & (5,3)

-4/3

200

(9,1) & (-2,5)

4/-11

300

(9,3) & (-5,7)

2/7

400

(2,-5) & (3,4)

9

500

(7,3) & (4,1)

2/3

Square roots

100

⎷42

⎷42

200

⎷56

4⎷14

300

⎷64

8

400

⎷112

4⎷7

500

⎷36

6

Systems of equations

100

3x+9y=36

0x+y=2

x1=-6

x2=2

(-6,2) One solution

200

x+y=2

3x+5y=4

x1=3

x2=-1

(3,-1) One solution

300

2x+4y=6

8x+6y=4

x1=-1

x2=2 

(-1,2) One solution

400

3x+9y=12

5x+10y=15

x1=1

x2=1

(1,1) One solution

500

6x+4y=2

8x+6y=64

x1=-51

x2=77

(-51,77) One solution

Types of slopes

100

Use the given coordinates to draw a line and identify the types of slopes.

(2,7) and (8,1)

Negative

200

Use the given coordinates to draw a line and identify the types of slopes.

(7,-1) and (7,-7)

Undefined 

300

Use the given coordinates to draw a line and identify the types of slopes.

(-7,-5) and (5,-5)

Zero

400

Use the given coordinates to draw a line and identify the types of slopes.

(-9,2) and (-4,7)

Positive

500

Use the given coordinates to draw a line and identify the types of slopes.

(2,4) and (8,3)

Negative

Factoring using GCF

100

16b³+20b=4b(__+5)

4b²

200

15a³b²+50a⁴b³=__(3+10ab)

5a³b²

300

9k⁵+72k³h

9k³(k²+8h)

400

12c+3c²=3c(__+c)

4

500

64x³z⁵+120x³z²

8x³z²(8z³+15)