Due Date:__________
Name _____________________
Homework #15
Part 1: Completion
Solve each equation
2c 1

3c
c
n3 n n2
 
3
4
5
x x4

1
4
5
1 2w  1

4 2w  4
1
4

3
c  3 2c  6
Simplify. Give your answer using positive exponents
3
1
 
5
3
3x 
3 2
1
3 
2 2
2 5  2 3
34
5n 
1 3
a 2 b 3
4
 
3
 n 
 2 
n 
2
Express each expression in scientific notation
165,000,000,000
0.00000341
3.6  10 5
9  10  4
3
Due Date:__________
Name _____________________
Part 2: Graded for accuracy
Simplify the following expressions
x  6 x 2  10 x  24

2 x  10
1. x  5
Solve each proportion
2.
t 16

4 48
3.
12 72

7
h
4.
8
4

11 x  7
Solve each of the following equations
2
5. x  15 x  36  0
2
6. x  144  0
7. On a recent trip to Ann Arbor, Michigan, Coach Hanner traveled 462 miles in 6 hours. How far could
he have traveled in 10 hours?
8. 8 is what percent of 64?
10. What percent of 65 is 13?
9. 15% of 120 is what number?