1. simplify: (2n-3)/(6n-9)
a) 3
b) 1
c) 1/3
d) 1/3n

2. multiply: (4x+12)/(x^2-2x) × x/(6x+18)
a) 2/(3(x-2))
b) 2/(x-2)
c) 2/3
d) 4/x

3. subtract: 8x/(x+1)- 3/(x+1)
a) 5x/(x+1)
b) (8x-3)/(x+1)
c) 5
d) 5x

4. simplify: (9x3 + 15x2 + 6x) ÷ (3x + 4)
a) 3x2
b) 3 + x
c) 3x2 + x + 2x/(3x+4)
d) x + 2/3

5. solve: 1/2+ 3/t = 5/8
a) t = 1
b) t = 2/3
c) t = 1/6
d) t = 24

6. solve: 5/(2x-3)= 7/3x
a) x = 21
b) x = -21
c) x = 2/3
d) x = (-2)/3

7. write an equation for the inverse variation. y = 7 when x = 3.
a) y = 21
b) x = 21
c) y = 21/x
d) x = 21y

8. mark can clean his father’s office in 30 minutes. his younger sister lynn can clean the office in 40 minutes. how long will it take the two of them together to clean the office? (3 points)

answer = minutes