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    Basic Algebra

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    Decibels - "Loudness" is measured in decibels, DB. I = I0 * 10 DB/10 (also typed as I =I0*10^(DB/10))gives the intensity,I,of sound, where I0 is the intensity of the threshold of sound, or the sound that can barely be perceived. ... [See the attached questions file.]

    "Loudness" is measured in decibels, DB. I = I0 * 10 DB/10 (also typed as I =I0*10^(DB/10))gives the intensity,I,of sound, where I0 is the intensity of the threshold of sound, or the sound that can barely be perceived. ... [See the attached questions file.]

    Gas mileage - Using web resources, and/or other materials, find the gas mileage of your dream car or any car of your choice. Let x be the number of miles driven on 50 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you ... [See the attached questions file.]

    Part 1: Using web resources, and/or other materials, find the gas mileage of your dream car or any car of your choice. Let x be the number of miles driven on 50 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. State the type of car, the mileage, and show b

    Gas mileage - 1. Using web resources, and/or other materials, find the gas mileage of your dream car or any car of your choice. Let x be the number of miles driven on 50 gallons of gas. ... 2. , also typed as D=sqrt(1.3h), can be used to approximate the distance, D, in miles that a person can see to the horizon from a height, h, in feet. Suppose that you are in an airplane. ... [See the attached questions file.]

    Part 1: Using web resources, and/or other materials, find the gas mileage of your dream car or any car of your choice. Let x be the number of miles driven on 50 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. State the type of car, the mileage, and show b

    Solving equations

    I am not sure how to break these problems down and solving them (see attached equations)

    Radical Expressions

    Radical Expressions. See attachment for equations 1. Find the square root of 8100 2. Find the square root that is the real number 3. Find each function value, if it exists 4. Find the following. Assume that variables can represent any real number. 5. Rewrite without exponents = 6. Rewrite with ra

    Algebra equations and expressions

    I need examples for the following 1 example for solving general linear equations 1 example for translating verbal expression into algebraic expression 1 example for the addition and multiplication properties of equality 1 example of a formula

    Expressions

    when a = -1 b = -2 c = 3 (a+b)(a-b) b-c/2b-a ac+ bc

    Algebra - Word Problem

    Write a system of two equations in two unknowns for each problem. 1. Investing her bonus. Donna invested her $33,000 bonus and received a total of $970 in interest after one year. If part of the money returned 4% and the remainder 2.25%, then how much did she invest at each rate? 2. Ticket sales. Tickets for a concert

    Algebra Exercises - 1. Donna invested her $33,000 bonus and received a total of $970 in interest after one year. If part of the money returned 4% and the remainder 2.25%, then how much did she invest at each rate? 2. Write a system of two equations in two unknowns for each problem. Solve each system by substitution. See Examples 7 and 8. ... [See the attached questions files.]

    Please have a look to the attached word document with several algebra exercises. Section 7.1 Exercise 76 - Page 451 Write a system of two equations in two unknowns for each problem. Solve each system by substitution. See Examples 7 and 8. 76. Investing her bonus. Donna invested her $33,000 bonus and received a total of

    Solving Applied Problems: Two Equations

    See the attached question file. 1. How does the author determine what the first equation should be? 2. What about the second equation? 3. How are these examples similar? 4. How are they different? Find a problem in the text that is similar to examples 2, 3, and 4. 1. Post the problem for your classmates to solve.

    Logarithms in Algebra

    1. "Loudness" is measured in decibels, DB. I = I0 * 10 DB/10 (also typed as I =I0*10^(DB/10))gives the intensity,I,of sound, where I0 is the intensity of the threshold of sound, or the sound that can barely be perceived. ... 2. Is log(ab)=log(a) log(b) a true statement? Choose any positive values for a and b and then compute

    Math

    File is attached. 1) Use rational exponents to simplify. 2) Simplify by factoring. Assume that all expressions under radicals representing nonnegative numbers. sqrt(50a^2*b) 3) Find a polynomial for the perimeter and for the area. The top of the rectangle is n+4, the right side is n. The perimeter is ? (Simplify your

    Algebra

    1) If the sides of a square are lengthened by 5cm, the area becomes 81cm^2. Find the length of a side of the original square. 2) Use rational exponents to write x^1/8*y^1/3*z^1/6 as a single radical expression.

    Algebra - Quadratic Equation

    Let A1, A0, i, B and C be variables. Provide an explanation of how to solve the following equation for i: ... [See the attached questions file.]

    Algebra - Rational Equations

    1. The speed of train A is 10 mph slower than the speed of train B. Train A travels 230 miles in the same time it takes train B to travel 280 miles. Find the speed of each train. 2. The Office Jet printer can copy Maria's dissertation in 8 min. The Laser Jet printer can copy the same documents in 22 min. If the two machines wor

    Inequality

    Solve the inequality for t . Simplify your answer as much as possible. -3/2t + 3> 7t - 6

    Solve the inequality

    Solve the inequality 2y+24 ≤ 14 for y Simplify your answer as much as possible.

    Inequality

    Solve the inequality -2u + 14<-24 for u Simplify your answer as much as possible.

    Solve the Inequality

    Solve the inequality 5z - 7 < 18 for z. Simplify your answer as much as possible.