Algebra Concepts

Expressions & Equations

100

The quotient of 40 and 5

40/5

200

The difference of 20 and x

20-x

300

The product of 6 and 11

6-11

400

y squared

y^2

500

The product of 2 and x 

2x

Solving for y

100

3y=15x-2

y=5x-4

200

5x+10=10-y

y=1/2x+1

300

3y-21=12x

y=4x+7

400

5y + 3 = 2y – 3x + 5

y = -x +2/3

500

-2(x + 3y) = 18

y = -1/3 - x - 3

Solving Equations

100

x + 3 = 9

x=6

200

x + 7 = 20

x=13

300

x + 5 = 8

x=3

400

x + 9 = 9

x=0

500

x + 2 = 7

x=5

Multiplying Binomials

100

(3n + 2)(n + 3)

3n 2 + 11n + 6

200

(n − 1)(2n − 2)

2n 2 − 4n + 2

300

(2x + 3)(2x − 3)

4x 2 − 9

400

(r + 1)(r − 3)

r 2 − 2r − 3

500

(2n + 3)(2n + 1)

4n 2 + 8n + 3

Literal Equations

100

P = IRT (T)

t=p/ir

200

A = 2(L + W) (W)

w=a-2l/2

300

y = 5x - 6 (x)

x=y-6/5

400

2x - 3y = 8 (y)

y=8-2x/-3

500

y = mx + b (b)

b = y – mx