Share
Explore BrainMass

Basic Algebra

Algebra - Truth Table

Choose the correct conclusion and why. Choose the one alternate that best completes the statement or answers the question. 1. As a special promotion, the Green Thumb organic foods chain said that everyone who came to one of their stores between noon and 1pm on January 4 would be offered a free loaf of 23-grain bread. They di

Review examples 2, 3, and 4 in section 8.4 of the text - Blending Flower Seeds. Tara's website, Garden Edibles, specializes in the sale of herbs and flowers for colorful meals and garnishes. Tara ...

Review examples 2, 3, and 4 in section 8.4 of the text. How does the author determine what the first equation should be? What about the second equation? How are these examples similar? How are they different? Find a problem in the text that is similar to examples 2, 3, and 4. EXAMPLE 2 Blending Flower Seeds. Tara's website

Algebra Multi-Step Word Problem

Problem: In 1960 the United States generated 87.1 million tons of municipal solid waste and recovered (recycled) only 4.3% of it. The amount of municipal solid waste generated in the United States can be modeled by the formula w=3.14n + 87.1 while the amount recovered can be modeled by the formula w=0.567n + 3.78 where w is in m

Integer operations, basic algebra problems

See attached for formatting: 1. Which of the following numbers are integers? 2. Place the following set of numbers in ascending order. A) B) C) D) 3. Carlos works 8.25 h and receives $102.30 pay. What will he receive at the same rate if he works if he works 14 h? A) $158.10 B) $173.60 C) $

Algebra - Order of Operation

1. What are the steps of the order of operations? 2. Why is it important that you follow the steps rather than solve the problem from left to right? 3. Write an expression for your classmates to simplify usingat least three of the following Groupings (parenthesis, brackets, or braces) Exponents Multiplication or divisi

Adjusting Antifreeze through Algebra

Adjusting Antifreeze. Angela needs 20 quarts of 50% antifreeze solution in her radiator. She plans to obtain this by mixing some pure antifreeze with an appropriate amount of a 40% antifreeze solution. How many quarts of each should she use? Building a ski ramp. Write an inequality in the variable x for the degree measure

Two Laws of Exponents and its example

Reference section 10.2 attached. -Describe two laws of exponents and provide an example illustrating each law. Explain how to simplify each expression. -Explain how the laws work with rational exponents. -Provide a third expression to simplify that includes rational (fractional) exponents.

Algebra - Numbers and Integers

1 Which of the following numbers are integers? 3,2/3 -3,101.1, -5/7 2.Place the following set of numbers in ascending order. -2/5,1/6,7/8,-5/9,3/4 3.Carlos works 8.25 h and receives $102.30 pay. What will he receive at the same rate if he works if he works 14 h? 4.Evaluate |-14]- 5.Subtract 7/9-(-1

The solution to algebra equations

1. solve the system of equations by graphing. Then classify the system as consistent or inconsistent and the equations as dependent or independent. x+y=10 x-y=4 2. solve the system of equations by graphing. Then classify the system as consistent or inconsistent and the equations as dependent or independent. 2x-y=19 2x+3

Algebra - Compound Statements

Convert the symbolic compound statement into words. a. p represents the statement " It's raining in Chicago." q represents the statement " It's windy in Boston." Translate the following compound statement into words. p v q b.p represents the statement " It's Monday." q represents the statement" It's raining toda

Calculus Problem Set - Graph the function. Describe briefly in words the interesting features of the graph including the location of critical points and where the function is increasing/decreasing. Then use derivative and algebra to explain the shape of the graph. ... [See the attached Question File.]

#1 Graph the function. Describe briefly in words the interesting features of the graph including the location of critical points and where the function is increasing/decreasing. Then use derivative and algebra to explain the shape of the graph. f(x) = x3 - 6x +1 The graph is increasing crossing the x-axis at about x=-2.

Solving Basic Algebra Word Problem

Solve the problem using algebra. 1 Find the Celsius temperature(to the nearest degree when Fahrenheit temperature is 9 degrees by solving the equation 59= 9/5 C +32, where F is the Fahrenheit temperature (in degrees and C is the Celsius temperature. 2. A square plywood platform has a perimeter which is 7 times the length of

Real Numbers re-check

Math real number system 1. Place the following set of numbers in ascending order. -2/5,1/6,7/8 -5/9,3/4 2. Which of the following numbers are integers? 11/3,9.7,-163,-3/8,1 3. Determine the maximum and minimum values of the following set of numbers. 36/7,-1,-2/3,-5,26/9 4. Evaluate [-14]

Algebra - Equivalent Expression

1) Find an equivalent expression using the distributive law. ... 2) Find the distance on the number line between -12 and -10. ... 3) Simplify using the laws of exponents. ... 4) Evaluate the expression using the order of operations. ... ... [See the attached question file].

Real Numbers and Orders - ...

Sec. 9.1 Place each of the following sets in ascending order. 16. 3/7, - 6/7, 1/7, -1/2, 2/7 -------------------------------------------------------------------------- Evaluate 32. [4] + [-3] 44. [-9]-[-4] Sec. 9.2 Add. 40. 7+(-9) +(-5) +

Multiplying and Dividing of Real Numbers

9.4: Multiply. 70. (-3)(-6) + (4)(-2) 80. (-3)3 -(-8)(-2) 82. (-6)2-(-4)2 2 2 88.-9 -(-6) __________________________________________________________________________ 9.5 Perform the indicated operations. 32. (-9)(5) ________ -3 58. 16 /(-2)*(-4 ____________

Revised - 8 Intro. Algebra Equations and 4 Problems1. Population of Mexico. In 2004 the population of Mexico was 106.5 million. If Mexico's population continues to grow at an annual rate of 1.43%, then the population in 2015 will be 106.5(1.0143)11 million. ...2. Forensics. A forensic scientist uses the expression 72.6 _ 2.5T to estimate the height in centimeters of a female with a tibia of length T centimeters. If a female skeleton ...[See the attached Question File.]

Algebra Problems - 1. Population of Mexico. In 2004 the population of Mexico was 106.5 million. If Mexico's population continues to grow at an annual rate of 1.43%, then the population in 2015 will be 106.5(1.0143)11 million. ... 2. Forensics. A forensic scientist uses the expression 72.6 _ 2.5T to estimate the height in cen

Find the average weight in pounds of a type of bird of your choice. Use the rational exponent equation L = 2.43 * W^0.3326 to estimate the wingspan L in feet of the bird that weighs W pounds (Rockswold, 2006). Include in your post the ... [See the attached Question File]

Find the average weight in pounds of a type of bird of your choice. Use the rational exponent equation L = 2.43 * W^0.3326 to estimate the wingspan L in feet of the bird that weighs W pounds (Rockswold, 2006). Include in your post the ... [See the attached Question File]

Fizz fizz soda comes in two varieties

Fizz fizz soda comes in two varieties, regular and diet. If a researcher has 8 boxes of each, how many ways can he select 2 boxes of each for a quality control test? Which answer would be correct? 784 224 447 16

solve linear equations for word problems

Please help with these problems.. Solve the equation and check your answer, if possible, in the original equation. Show all work, including the check Solve the inequality and graph the solution set on a number line: 6) Solve the equation and check your answer, if possible, in the original equation. Show all work, incl

Equations for word problems

1. The president of a certain university makes three times as much money as one of the department heads. If the total of their salaries is$ 200.000, find each worker's salary 2. Including a 6.1% sales tax, a diamond ring sold for $ 2,864.70. Find the price of the ring before the tax was added.( round to the nearest cent).

Assorted Algebra Problems on Solving equations and inequalities

Please see attached for formatting. 1. 3y - 9 =3x 2. Translate to an inequality, use the variable x. The amount of acid is not to exceed 400 liters. 3. Skip 4. Skip 5. -16x > -80 6. 5x + 2 - 4x < 11 the solution set is {x l x < } 7. 5y - 10 < 4y - 7 the solution set is {y l y < } 8. Find the slope if it exists, y

Detailed description of Logarithmic functions

Logarithmic functions have an interesting history. Although John Napier is credited for popularizing logs, there are earlier developments that include another mathematician who developed logs earlier and independently. Furthermore, logarithms became especially important for allowing difficult calculations prior to the developmen

Algebra word problems - (1) Stephanie, the Team Manager of a soccer team, purchases many soccer balls from a retailer and sells them to all the players at her soccer club at a price of x dollars each. She can sell 600 - 15x balls per week. Find a polynomial ... [See the Attached Questions File.]

(1) Stephanie, the Team Manager of a soccer team, purchases many soccer balls from a retailer and sells them to all the players at her soccer club at a price of x dollars each. She can sell 600 - 15x balls per week. Find a polynomial ... (2) One side of a rectangular backyard is 2 meters longer than the other. If the diagona