Topic 5

5-1: Write and Evaluate Algebraic Expressions

100

uv=

u=2   v=6

12

200

km-k=

k= -0.4  m= -2

1.2

300

-7.3-1.5u

u=-12.5

-11.45

400

pq+q=

p=-1.5    q=14

-7

500

b(squared)c+b

b=7    c=-1

-42

5-6: Add Expressions

100

(2g-1)+(-5g+5)

-3g+4

200

(-9n-8)+(9n+6)

-2

300

(6k+4)+(9k+7)

15k+11

400

(5w+8)+(6w+7)

11w+15

500

(v+7)+(9v+6)

10v+13

5-7: Subtract Expressions

100

(3r+2)-(2r+1)

r+1

200

(9d+9)-(3d+2)

6d+7

300

(2y-6)-(9y-2)

-7y-4

400

(3c-3)-(-4c+4)

7c-7

500

(7h+5)-(-4h+2)

11h+3