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McKeague - PreAlgebra 6/e (Homework)

James Finch

Math - Developmental, Fall 2010

Instructor: Dr. Friendly

Current Score: 5/19

Due: Saturday, October 16, 2010 23:00 EDT

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Question
Points
1 2 3 4 5 6 7 8 9 10
1 1 0/1 0/1 0/2 0/1 0/1 0/3 3/4 0/4
Total
5/19

Description


Enhancements Coming Soon

In this assignment we present several textbook question types found in Chapter 4 in Prealgebra 6/e by Charles P. McKeague published by Brooks/Cole.


Instructions

This demo assignment allows many submissions and allows you to try another version of the same question for practice.



1. 1/1 points All Submissions Notes Question: McKPreAlgP6 4.1.081.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
Write an expression for the perimeter of the figure.
(L = 9x + 8, W = 8x − 9)

Your answer is correct.

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2. 1/1 points All Submissions Notes Question: McKPreAlgP6 4.2.033.MI.
Question part
Points
Submissions
1 2 3 4 5 6
1 0 0 0 0 0
1/50 0/50 0/50 0/50 0/50 0/50
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1/1
 
Simplify each side of the following equation before applying the addition property. (Examples 5-7)
3a + 5 − 2a = 1
a =
Enter an exact number.
Your answer is correct.


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3. –/1 points Notes Question: McKPreAlgP6 4.2.041.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
The following equation contains parentheses. Apply the distributive property to remove the parentheses, then simplify each side before using the addition property of equality. (Example 9)
−3(x − 4) + 4x = 3 − 6
x =
Enter an exact number.

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4. –/1 points Notes Question: McKPreAlgP6 4.3.054.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Find the value of x for the figure, given the perimeter.
P = 60; a = 8x; b = 2x
x =
Enter an exact number.

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5. –/2 points Notes Question: McKPreAlgP6 4.3.064.MI.
Question part
Points
Submissions
1 2 3 4 5 6 7 8 9 10
0/1 0/1 0 0 0 0 0 0 0 0
0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50
Total
0/2
 
Translate the sentence below into an equation.
The difference of 9 and 4x is 21.


Solve the equation.
x =
Enter an exact number.

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6. –/1 points Notes Question: McKPreAlgP6 4.4.031.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Solve the following equation by first finding the LCD for the fractions in the equation and then multiplying both sides of the equation by it. (Examples 5-7)
x/(8)+x/(4)=15
x =
Enter an exact number.

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7. –/1 points Notes Question: McKPreAlgP6 4.5.009.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Write the following English phrase in symbols using the variable x.
Five times the sum of three x and 33

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8. –/3 points Notes Question: McKPreAlgP6 4.5.027.MI.
Question part
Points
Submissions
1 2 3 4 5 6 7 8 9 10 11 12 13 14
0/1 0/1 0/1 0 0 0 0 0 0 0 0 0 0 0
0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50 0/50
Total
0/3
 
The smallest angle in a triangle is
 
1
5
 
as large as the largest angle. The third angle is four times the smallest angle. Find the three angles. (Examples 3, 4)
Enter an exact number.
° (smallest value)
Enter an exact number.
°
Enter an exact number.
° (largest value)

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9. 3/4 points All Submissions Notes Question: McKPreAlgP6 4.9.001.
Question part
Points
Submissions
1 2 3 4
1 1 1 0/1
1/50 1/50 1/50 1/50
Total
3/4
 
For the equation below, complete the given ordered pairs, and use the results to graph the equation. (Examples 1-5.  Enter n for any number.)
x + y = 7    (2,
Enter an exact number as an integer, fraction, or decimal.
Your answer is correct.), (−3,
Enter an exact number as an integer, fraction, or decimal.
Your answer is correct.), (3,
Enter an exact number as an integer, fraction, or decimal.
Your answer is correct.)

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10. –/4 points Notes Question: McKPreAlgP6 4.9.015.
Question part
Points
Submissions
1 2 3 4
0/1 0/1 0/1 0/1
0/50 0/50 0/50 0/50
Total
0/4
 
For the equation below, complete the given ordered pairs, and use the results to graph the equation. (Examples 1-5.  Enter n for any number.)
x = 9    (
Enter a mathematical expression.
, 5), (
Enter a mathematical expression.
, −1), (9,
Enter a mathematical expression.
)

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