Algebra Review (Geo CP)

Factoring

100

p² + 14p + 48

(p+8)(p+6)

200

r²+9r+18

(r+3)(r+6)

300

x²-8x+7

(x-1)(x-7)

400

x²+x-20

(x+5)(x-4)

500

3r²+21r+30

3(r+2)(r+5)

Solve Quadratics

100

x²+10x+16=0

x=-8 and x=-2

200

10+x²=59

x=7 and x=-7

300

x²+14=9x

x= 6 and x=2

400

20+b²=8b+5

b=5 and b =3

500

6x²+9x=10x-7x²-6

m = -3 and m=2

Solve Systems

100

The solution to the system of equations:

r + s = -6
r - s = -10

What is (-8, 2)?

200

The solution to the system:

8a + 5b = 9
2a - 5b = -4

What is (0.5, 1)?

300

The solution to the system:

2x + 3y = 6
3x + 5y = 15

What is (-15, 12)?

400

The solution to the system

2a - 4b = 12
-8a + 16b = -48

What is infinitely many solutions?

500

The solution to the system:

(1/3)x + (1/4)y = 10
(1/3)x - (1/2)y = 4

What is (24, 8)

Solve Systems 2

100

The solution to the system:

x = 4y
2x + 3y = 22

What is (8, 2)

200

The solution to the system

y = x - 2
3x - y = 16

What is (7, 5)

300

The solution to the system

y = 3x - 1
7x + 2y = 37

What is (3, 8)

400

The solution to the system

3s - 2t = 4
t = 2s - 1

What is (-2, -5)

500

The solution to the system

t + u = 12
t = (1/3)u

What is (3, 9)?

Solve Equations

100

10x-7=63

x=7

200

(12/13)x-4=140

x=156

300

-3+5a=4a-10

a=-7

400

-8x+32=4(-2-4x)

x=-5

500

3n-2(-2-7n)=4(1-8n)

n=0