Unit 3 Review- Algebra 1

Distributive Property

100

Evaluate 4(5-3)

8

200

Use the letters a, b, and c and parentheses to write the distributive property.

a(b+c)

300

Use the distributive property to evaluate 4(6-2+5-7)

8

400

Expand: 2m(xy-3p)

2mxy-6mp

500

Expand: xy(a+b-2c)

xya+xyb-2xyc

Adding Like Terms

100

Add like terms: -2xy+3x+4-4yx-2x

-6xy+x+4

200

Add like terms: 2xyz+3xy-5zyx

-3xyz+3xy

300

Add like terms: 3yac-2ac+6acy

9acy-2ac

400

4-x-2xy+3x-7yx

4+2x-9xy

500

2x^2*y^3 + xy - 8y^3*x^2-5yx

-6x^2*y^3 - 4xy

Roots and Exponents

100

-2^2

-4

200

cubed root of (-64)

-4

300

-3^2 - cubedroot(-8) - sqrt(16)

-11

400

simplify: x*y*x^4*x^3*y^5

x^8*y^6

500

simplify: x^3*x*y^2*y^5*x^7*mm

x^11*y^7*m^2

Evaluating Algebraic Expressions

100

x^2*z^3*y 

if x=-3 , y=-2 , z=-2

144

200

b^2 - 4ac

if a=-3  , b=-4  , c=-5

-44

300

Does -2 or 2 satisfy the equation x - 2=0 ?

2

400

Is -2 or -5 a root of the equation x^2 +7x = -10

-2 and -5

500

Is -3 or 2 a root of the equation x^2 - x = 12 ?

-3

Solving Equations

100

x+5 = 17

x = 12

200

x - 1/2 = 3/8

7/8

300

(3/5)x = 27

x = 45

400

x / (1/4) = 20

x = 5

500

(3 1/5)*y = 32

y = 10