Adding and Subtracting Polynomials

Like Terms or Nah?

100

5mt+t^2

Nah

200

-32 + 32

Yes!

300

4by+2b-by

Nope.

400

(3x^2) and (4x^3)

No way.

500

2c^2 + 8c^2

You bet!

Multiplying Polynomials

100

(3x)(2x+2)

6x^2 +6x

200

x(6x-3x)

3x^2

300

(9x+2)(x+1)

9x^2+11x+3

400

(8x+3x)(2y+1)

22xy+11

500

(x-3x^2)(4+5x)

4x+5x^2-12x^2-15x^3

Adding Polynomials

100

(2x+3y)+(4x+9y)

6x+12y

200

(m^2-m)+(2m+m^2)

2m^2+m

300

(2h^2-5h)+(7h-3h^2)

-h^2+2h

400

(5f+g-2)+(-2f+3)

3f+g+1

500

(6k^2+2k+9)+(4k^2-5k)

10k^2-3k+9

Subtracting Polynomials

100

(5a+9b)-(2a+4b)

3a+5b

200

(11m-7n)-(2m+6n)

9m-13n

300

(x^2-3x)-(2x^2+5x)

-x^2-8x

400

(d^2-d+5)-(2d+5)

d^2-3d

500

(6x^2-x+1)-(-4+2x^2+8x)

4x^2-9x+5

Solving Equations

100

Solve for x.

5x=10

x=2

200

Solve for x.

x-20=50

x=70

300

Solve for x.

(x/2)=9

x=18

400

3x+2=8

x=2

500

Solve for x.

4x-9=11

x=5