Unit 1 Review

1-Step Equations

100

n+6=8

n=2

200

b-7=1

b=8

300

7w=35

w=5

400

s/9=2

s=18

500

7=-6+r

r=13

2-Step Equations

100

41−3x=80

x=-13

200

−35−2c=−27

c=-4

300

−5/z−37=−18

z=-95

400

7/c−31=−29

c=14

500

61=−9c+7

c=-6

Multi-Step Equations

100

5(2z−9)=−35

z=1

200

3(y+7)=24

y=1

300

−9x+2=−7x+8

x=-3

400

7x−3=9x−21

x=9

500

−13x+8=−8x−7

x=3

Adding Polynomials

100

2x+3x

5x

200

(4x ^ 2 −8)+(2x ^2 −8x)

6x ^ 2 −8x−8

300

(−10x ^ 2 +4)+(−9x−6)

− 10 x ^2 − 9 x − 2

400

(2x ^2 −6x−5)+(−9x ^ 2 +5x−4)

−7x ^ 2 −x−9

500

(7x ^ 2 +x+1)+(−6x ^2 −8x−10)

x ^2 −7x−9

Subtracting Polynomials

100

8b-5b

3b

200

(−6x+8)−(−6x+3)

 

5

300

(6x^ 2 +2x)−(−9x ^2 −10x)

15 x ^2 + 12 x

400

(−7x ^ 2 +4x+2)−(−4x+1)

−7x^ 2 +8x+1

500

(8x ^ 2 −7x+8)−(4x ^ 2 −3x+3)

4 x^ 2 − 4 x + 5

Multiplying Polynomials

100

(5x)(3x^2)

15x^3

200

2x(x^3+3)

2x^4+6x

300

(3x−1)(x+5)

3x ^2 +14x−5

400

(x+6) ^ 2

x ^ 2 +12x+36

500

(x−8)(3x ^ 2 +3x−1)

3x ^ 3 −21x ^ 2 −25x+8

Standard Form Polynomials

100

−6x^2 +7x +1

−6x^2 +7x +1

200

2+3x^2+4x

 

3x^2+4x+2

300

-x^2-10+x^3 

x^3 −x^2 −10

400

10+x^5/5+x^3

 

1/5 x^5+x^3+10

500

1/6x^2+3+2x^4+10x^5−9x

10x^5+2x^4+1/6x^2−9x+3