intermediate algebra

Most popular questions
  1. intermediate algebra

    A farmer with 3000 feet of fencing wants to enclose a rectangular plot that borders on a straight highway. If the farmer does not fence the side along the highway, what is the largest area that can be enclosed?

    asked by irma on March 8, 2010
  2. Intermediate Algebra

    The function h(t)=-16t^2+100t+300 gives the height in feet of a projectile fired from the top of a building in t seconds. A) When will the object reach a height of 350 feet? Round answer to one decimal place. B) Explain why part A has two answers.

    asked by Ralph on April 21, 2012
  3. intermediate algebra

    A projectile is launched directly upward from the top of a 112 - foot building with an initial velocity (speed) of 96 feet per second. This translates to the h(t) = -16t^2 + 96t + 112 where h(t) is the height of the projectile in feet and t is the time in

    asked by jennifer on November 6, 2008
  4. Intermediate Algebra

    If a projectile is fired straight upward from the ground with an inital speed of 96 feet per second, then its height (h) in feet after t seconds is given by the equation h(t)=-16t^2+96t Find the maximum height of the projectile.

    asked by Ralph on April 22, 2012
  5. Intermediate Algebra

    I am rowing on a river between two cities that are 19 miles apart. When going downstream, I make the journey in .76 hour(s). When I return upstream, it takes me 2.11 hour(s). What is the current of the river? what is the speed I would row in still water?

    asked by Jaunice on March 8, 2016
  6. Intermediate Algebra

    An airplane ascends 150 feet as it flies a horizontal distance of 1000 feet. How much altitude will it again as it flies a horizontal distance of 1 mile. (hint: 5280=1mile.)

    asked by ASCC on April 24, 2015
  7. Intermediate Algebra

    Joe can paint a room in 6 hours while Sue can paint the same room in 5 hours. Working together, how long would it take them to paint the room? A) What does the variable stand for? x stands for the amount of hours to paint the room. B)Write the equation.

    asked by Jennifer on February 11, 2009
  8. Intermediate algebra

    if a positive number is increased by 70% and then the result is decreased by 50% what is the overall percentage change

    asked by Anonymous on September 19, 2012
  9. Intermediate Algebra

    Environmental scientists often use cost-benefit models to estimate the cost of removing a pollutant from the environment as a function of the percentage of pollutant removed. Suppose a cost benefit function for the cost C (in millions of dollars) of

    asked by Anonymous1234 on November 13, 2014
  10. intermediate algebra

    A farmer with 3000 feet wants to enclose a rectangular plot that borders on a straight highway. If the farmer does not fence the side along the highway, what is the largest area that can be enclosed?

    asked by irma on March 8, 2010
  11. intermediate algebra

    a motorboat moves 25 miles per hour in still water. it travels 21 miles upstream and 21 miles downstream in a total time of 2.0 hours. whatis the speed of the current?

    asked by Ernie on October 6, 2013
  12. Intermediate Algebra

    A bank loaned out $17,000 part of it at a rate of 6%per year and the rest at 14%per year. If the interest received in one year totaled $1500 how much was loaned at 6%.

    asked by Babydoll2007 on November 8, 2014
  13. Intermediate Algebra

    convert to scientific notation....0.00024

    asked by sherry on March 30, 2012
  14. Intermediate Algebra

    Maria drove 3 hours and 30 minutes in a dust storm. When the dust cleared she inccreased her speed by 35 mph and drove for 4 more hours. If she traveled a total of 365 miles, how fast did she drive during the dust storm?

    asked by jasmine on September 30, 2012
  15. Intermediate Algebra

    If a 9-foot tall adult elephant casts an 18-foot shadow, how long is the shadow of the 6-foot zookeeper? Use a proportion to set up and solve an equation. Round your answer to the nearest tenth of a foot if necessary.

    asked by Dora on July 12, 2015
  16. Intermediate Algebra

    A bank loaned out 15,000part of it at a rate of 6% per year and the rest at 14%per year. If the interest received in one year totaled 1500, how much was loaned at 6%? 0.6x +14(15,000-x)=1500 0.6+2100-14=1500 1x=1500-2100 x=600 x=600/1 x=600 loaned @6%

    asked by Anonymous1234 on November 14, 2014
  17. intermediate algebra

    Let f(x) =3x and g(x)=4x Find its function and its domain. 3x/4x = 3/4x (- infintity, infinity) is this correct?

    asked by jennifer on November 4, 2008
  18. Intermediate Algebra

    Suppose a college bookstore buys a textbook from a publishing company and then marks up the price they paid for the book 33% and sells it to a student at the marked-up price. If the student pays $75.00 for the textbook, what did the bookstore pay for it?

    asked by Jon on December 3, 2017
  19. intermediate algebra

    Two complementary angles are such that one is eight times larger than the other. Find the two angles.

    asked by jess on February 4, 2012
  20. Intermediate Algebra

    How would I figure out this math problem? (a video game was $49.95. The price dropped to $45.50. what was the percent of decrease.)

    asked by Andy on May 10, 2010
  21. intermediate algebra

    A boat can travel 24 mph in still water. If it travels 186 miles with the current in the same length of time it travels 102 miles against the current, what is the speed of the current?

    asked by Anonymous on January 28, 2016
  22. Intermediate Algebra

    A model rocket is launched from a height of 50 feet. the formula: h=-16t^2+70t+50 describes the rocket's height,h,in feet t seconds after it was launched. how long will it take the rocket to reach the ground.

    asked by nicole on November 19, 2012
  23. Intermediate Algebra

    how many gallons of a 90% antifreeze solution must be mixed with 100 gallons of 30% antifreeze to get a mixture that is 80% antifreeze?

    asked by Heather on August 31, 2011
  24. Intermediate algebra

    Find the product.(x-7)(x+7)

    asked by Lueshelle on April 10, 2012
  25. Intermediate Algebra

    Solve using the elimination method.Show work.If system has no solution state this or infinite solution 8x+10y=-34 16x-5y=-43

    asked by sherry on March 27, 2012
  26. Intermediate algebra

    The kinetic Energy (K)of a moving object varies jointly with it mass (m) and the square of it velocity (v) If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, find it kinetic

    asked by rosa on May 19, 2010
  27. Intermediate Algebra

    Sarah Meeham blends coffee for​ Tasti-Delight. She needs to prepare 150 pounds of blended coffee beans selling for $4.45 per pound. She plans to do this by blending together a​ high-quality bean costing $5.25per pound and a cheaper bean at $3.25 per

    asked by Brandy on February 5, 2017
  28. Intermediate Algebra

    Atmospheric carbon dioxide levels continue to increase and are suspected to contribute to global warming. The solution to the polynomial equation x3 – 380x2 + 2x – 760 = 0 gives the record high amount of carbon dioxide in parts per million (ppm) in

    asked by Babydoll2007 on November 6, 2014
  29. Intermediate Algebra

    for the following equation, state the value of the discriminate and then describe the nature of the solutions, from the following statements. -20x^2-5x+3=0

    asked by Jennifer on June 26, 2011
  30. intermediate algebra

    Two supplementary angles are such that one is 14 times larger than the other. Find the two angles. (Enter solutions from smallest to largest.)

    asked by unique on February 4, 2012
  31. Intermediate Algebra

    The amount P of pollution varies directly with the population N of people. City A has a population of 468,000 and produces 260,000 tons of pollutants. Find how many tons of pollution we should expect City B to produce, if we know that it's population is

    asked by Nomaris on July 7, 2015
  32. intermediate algebra

    A model rocket Is launched from a height of 50ft. The formula h=-16t^2+70t +50 describes the rocket's height,h,in feet seconds after it was launched. How long will it take the rocket to reach to reachthe ground?

    asked by Nellie on November 16, 2014
  33. intermediate algebra

    Two supplementary angles are such that one is 14 times larger than the other. Find the two angles. (Enter solutions from smallest to largest.)

    asked by unique on February 4, 2012
  34. Intermediate Algebra

    I have a take home test and I'm stuck on a couple. Anyone help please? 1. Find the vertex & axis of symmetry: -5(x+4)^2-4 2. Find the vertex & axis of symmetry: y=x^2-10x+3 3. Simplify: (2i+5)(3+4i) 4. Simplify: 3(21+2i)+(4-5i) 5. Simplify: (27x^2y^3)^-3/4

    asked by Krystle on April 4, 2008
  35. Intermediate Algebra

    Am I going in the right track? 8x -1/x + 5x - 3/2x = 16x^2 - 2x/2x^2 + 5x^2 - 3x/2x^2 16x^2 - 2x + 5x^2 - 3x/2x^2 =21x^2 - 5/2x^2 Find the LCD 6/7z- 28, 8/x^2 -4x = 7x(x-4) Simplify 3x^2 - 2x/15x-10 = x/5 Let's start by looking at your first problem: 8x

    asked by Richard on November 3, 2006
  36. Intermediate Algebra

    Suppose you have a credit card debt of $6000. Last month, the bank charged you $85 interest on the deb. The solution to the equation is 85=6000/12 r represents the annual interest rate on the credit card. Find the annual interest rate on the credit card.

    asked by Anonymous1234 on November 14, 2014
  37. Intermediate Algebra

    A basketball team recently scored a total of 95 points on a combination of 2-point field goals, 3-point field goals, and 1-point foul shots. Altogether, the team made 54 baskets and 16 more 2-pointers than foul shots. How many shots of each kind were made?

    asked by Stuck on February 20, 2014
  38. intermediate algebra

    A woman has a total of $9,000 to invest. She invests part of the money in an account that pays 5% per year and the rest in an account that pays 10% per year. If the interest earned in the first year is $650, how much did she invest in each account?

    asked by zerick on February 9, 2014
  39. intermediate algebra

    An accountant earns $3,480 per month after receiving a 5% raise. What was the accountant's monthly income before the raise? (Round your answer to the nearest cent.)

    asked by unique on February 4, 2012
  40. Intermediate Algebra

    Combine like terms: -3x^2+2x-4x^2-9+6x-2x^2+8 Solve for x: 8x-11= -11x+18 Solve for x: -2(x-5)+7=z-8-5x Solve for x: (x-2)/5 - 3/2= (x+1)/10 Translate to an algebra statement; do not solve: Seven times the difference of six and a twice a number yields the

    asked by Dawn on September 29, 2007
  41. Intermediate Algebra

    A garden has an area of 286ft^2. It's length is 9ft more than its width. What are the dimensions of the garden?

    asked by Shirley on September 8, 2016
  42. INTERMEDIATE ALGEBRA

    HOW DO I FIND OUT WHAT The sum of three consecutive natural numbers is 870, find the numbers

    asked by LISA MORISON on February 12, 2016
  43. Intermediate Algebra

    A student makes a $9.25 purchase at the bookstore with a $20 bill. The store has no bills and gives the change in quarters and fifty-cent pieces. There are 30 coins in all. How many of each kind are there? How many quarters are there in the change___? How

    asked by MathBlues on February 18, 2014
  44. Intermediate Algebra

    Standing on a platform 60 feet high, a person accidentally fires a gun straight into the air. the formula h=-16t^2+100t+60 describes the bullet's height above the ground, h, in feet,t seconds after the gun is fired. how long will it take for the bullet to

    asked by Anonymous on December 16, 2012
  45. Intermediate algebra

    If a ball is thrown vertically upward from the ground, with an initial velocity of 64 ft/s, it's height h after t seconds is given by h=-16t^2+64t how long does it take the ball to return to the ground?

    asked by Help now!! on October 23, 2012
  46. intermediate algebra

    Dal and Kim can assemble a swing set in 1/1/2 hrs,working alone it takes Kim 4 hrs longer than Dal to assemble the swing set.How long would it take Dal to working alone to assemble the set

    asked by Lueshelle on April 25, 2012
  47. intermediate algebra

    find the product. (5x-6y)(5x+6y)

    asked by Mike on July 20, 2011
  48. Intermediate Algebra

    Determine whether the point (1, 8) is a solution of the system 2x + 6y = 50 10x + 0y = 10 by substituting the point into each equation. So far I have: 2x=6y=50 y=50-2x 10x+10y=10 10x+0(50-2x)=10 10x+0=10 x=10 y=50-2x y=50-2(1) y=50-2 y=48 PLEASE HELP! I'm

    asked by Jordan on October 7, 2010
  49. Intermediate Algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three values of x that are greater

    asked by Samantha on September 10, 2010
  50. Intermediate Algebra

    Given logb3 = 0.792 and logb5 = 1.161. If possible, use the properties of logarithms to calculate values for the following show your work logb 1/3

    asked by Kris on June 10, 2010
  51. intermediate algebra

    You can travel 40 miles on a motorcycle in the same time that it takes to travel 15 miles on a bicycle. If your motorcycle's rate is 20 miles per hour faster than your bicycle's rate, find the speed of the motorcycle and bicycle. motorcycle = 32mph bicycle

    asked by jennifer on November 6, 2008
  52. Intermediate Algebra

    Environmental scientists often use cost-benefit models to estimate the cost of removing a pollutant from the environment as a function of the percentage of pollutant removed. Suppose a cost benefit function for the cost C (in millions of dollars) of

    asked by Anonymous1234 on November 11, 2014
  53. Intermediate Algebra

    (Thank you for all your help on this site) A basketball team recently scored a total of 95 points on a combination of 2-point field goals, 3-point field goals, and 1-point foul shots. Altogether, the team made 54 baskets and 16 more 2-pointers than foul

    asked by Student on February 20, 2014
  54. intermediate algebra

    a basketball player scores 35 times during a gam,e. he scored 57 total point 2 for each 2 point shot and one for each free throw how many two pint shots did he make and how many free throws did he make

    asked by Dee on October 29, 2012
  55. intermediate algebra

    Find two algebraic expressions for the area of each figure. First, regard the figure as one large rectangle, and then regard the figure the figure as a sum of four smaller rectangles t,5,t,3

    asked by swirl swirl on July 12, 2011
  56. Intermediate algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three values of x that are greater

    asked by Anonymous on September 12, 2010
  57. Intermediate Algebra

    One leg of a right triangle has a length of 5 m. The other sides have lengths that are consecutive integers. Find these lengths. The other leg is ____ m The length of the hypotenuse is ____ m

    asked by Spacegazing on March 4, 2014
  58. Intermediate Algebra

    y varies directly as the cube of x and inversely as the square of z. If y is 30 when x is 2 and z is 4: b) Find the equation that models this data. c) Find the value of y when x is 3 and z is 2.

    asked by Angie on April 28, 2012
  59. Intermediate Algebra

    Simplify the following exponents and rewrite it in an equivalent form with positive exponents..24x^3y^-3/72x^-5y^-1

    asked by sherry on March 30, 2012
  60. Intermediate Algebra

    convert to scientific notation...0.000243

    asked by sherry on March 30, 2012
  61. intermediate algebra

    factor out the greatest common factor from the expression 24xyz^2+20x^2yz-4x^2z^2

    asked by ROCKY on July 26, 2011
  62. Intermediate Algebra

    in 1920 the record for a certain race was 45.7 seconds. In 1930, it was 45.4 seconds. Let R(t)= the record in the race and t = the number of years since 1920. Find the linear function that fits the data.R(t)=__ (round to nearest hundreth. What is the

    asked by Vienna on December 16, 2010
  63. Intermediate Algebra

    The kinetic Energy (K0 of a moving object varies jointly with its mass (m) and the square of its velocity (v). If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 Joules, find its

    asked by Joyce Johnson on November 3, 2010
  64. intermediate algebra

    A right triangle has two legs and a hypotenuse. One leg of the triangle is 3 feet longer than the other leg. The hypotenuse is 15 feet. Find the length of each leg. I got 12 feet and the other leg is 9 feet Is this correct?

    asked by jennifer on November 7, 2008
  65. intermediate algebra

    Pat can design a website in 20 hours. His friend can design the same site in 30 hours. How long will it take to design the website working together? I got 12 hrs. Is this correct?

    asked by jennifer on November 6, 2008
  66. intermediate algebra

    Write the following as an inequality. −5 is less than w, and 9 is greater than or equal to w

    asked by amber on August 23, 2018
  67. Intermediate Algebra

    in 2005, 10.4 out of every 50 employees at a company were women. if there are 43,839 total company employees, estimate the number of women

    asked by Nomaris on July 7, 2015
  68. intermediate algebra

    the radiator in Johns car contains 16 L of antifreeze. How much of this mixture should be drained and replaced with pure antifreeze so there will be a mixture of 50% antifreeze.

    asked by brittney on May 6, 2015
  69. Intermediate Algebra

    the distance d in feet that an object falls in t seconds is modeled by the formula d=16t^2. if you drive from height of 120 feet, how long will it take to hit the water ?

    asked by meri on December 19, 2014
  70. Intermediate Algebra

    it takes beth 6 hours to do homework and it takes nina 9 hours. how many hours would it take if they did their homework together?

    asked by Jessica on October 18, 2014
  71. Intermediate Algebra

    Can you show the work of how to work this word problem ? A local electronics store will sell 7 ax adapters and 2 rechargeable flashlights for $86 or 3 ac adapters and 4 rechargeable flashlights for $84. What is the price of a single ax adapter and a single

    asked by Anonymous on February 21, 2014
  72. Intermediate Algebra

    The fax mailer bought a fax machine for $600. The fax machine depreciates at a rate of $20 a month. Find a function that can be used to determine the value of the fax machine t months after purchase. Complete the model below F(t)=__?

    asked by Student5 on February 12, 2014
  73. intermediate algebra

    A local electronics store will sell seven AC adapters and two rechargeable flashlights for $86, or three AC adapters and four rechargeable flashlights for $84. What is the price of a single AC adapter and a single rechargeable flashlight?

    asked by amanda on September 30, 2013
  74. Intermediate Algebra

    Create a list of six questions on solving equations with absolute value symbols that I will try to research, address, discuss, and/or express? Example: Google Earth: The Google Earth image shows the western side of The Mall in Washington D.C. The distance

    asked by Roger on May 3, 2012
  75. Intermediate Algebra

    The magnitude of an earthquake on the Richter scale is given by the formula R=log I, where I is the number of times more intense the quake is than the smallest measurable activity. How many times more intense i an earthquake having a richter scale number

    asked by Sarahh on April 29, 2012
  76. intermediate algebra

    Find the product...(x-2)(x^2+2x+4)

    asked by Lueshelle on April 13, 2012
  77. intermediate algebra

    Essay.Show all work. A gardener wants to create a rectangular garden with the length of 3x-2y ft. and the width of 3x-3y ft. What is an algebraic expression for the area of the garden.Be sure to multiply this out.Express in the simpliest correct

    asked by Lueshelle on April 11, 2012
  78. Intermediate Algebra

    Dale and Kim can assemble a swing set in 1 1/2 hours.Working alone it takes kim 4 hours longer than Dale to assemble the swing set .How long does it take Dale working alone to assemble the swing set?

    asked by sherry on April 2, 2012
  79. Intermediate Algebra

    Short answer.Raise quanity in parenthesis to the indicated exponents and simplify te resulting expression. Express powers with positive exponents.(50x^2y^-4/200x^-2y^4)^3

    asked by sherry on March 30, 2012
  80. intermediate algebra

    A triangle is such that the largest angle is 11 times the smallest angle. The third angle is 27° less than the largest angle. Find the measure of each angle. (Enter solutions from smallest to largest.)

    asked by sally on February 5, 2012
  81. intermediate algebra

    Rowing. Abby rows 10km. upstream and 10km. back in a total time of three hours. The speed of the river is 5km./h. Find Abby's speed in still water.

    asked by ROCKY on August 2, 2011
  82. intermediate algebra

    use polynomial long division to divide 25x^3+40x^2+25x+10 by -5x^2-3x-2

    asked by ROCKY on August 2, 2011
  83. Intermediate Algebra

    To buy both a new car and a new house, Tina sought two loans totalling $78,825. The simple interest rate on the first loan was 0.2%, while the simple interest rate on the second loan was 5.0%. At the end of the first year, Tina paid a combined interest

    asked by Kimberly on July 28, 2011
  84. intermediate algebra

    find two algebraic expressions for the area of each figure. first ,regard the figure as one large rectangle, and then regard the figure as a sum of four smaller rectangles 3 t,t,5

    asked by swirl on July 10, 2011
  85. intermediate algebra

    combine like terms. write all answers in order 9b^5+3b^2-2b^5-3b^2

    asked by swirl on July 10, 2011
  86. Intermediate Algebra

    Evaluate the exponential function for three positive values of x, three negative values of x, and at x=0. Show your work. Use the resulting ordered pairs to plot the graph; State the domain and the range of the function. f(x) = e^x

    asked by Samantha on September 10, 2010
  87. Intermediate Algebra

    Solve 5=6x+9 Used ASCII

    asked by Rose Kendrick on April 29, 2010
  88. Intermediate Algebra

    Solve: x2/3 - 7x1/3 + 12 = 0 a^2 - 7a + 12 = 0 (a-4)(a-3) = 0 a = 3 2 = 4 x = 27 x = 64 Is this correct?

    asked by Jennifer on December 3, 2008
  89. intermediate algebra

    Pat can design a website in 20 hours. His friend can design the same site in 30 hours. How long will it take to design the website working together? I got 12 hrs. Is this correct?

    asked by jennifer on November 7, 2008
  90. intermediate algebra

    at a concession stand, five hot dogs and two hamburgers cost $8.50, two hot dogs and five hamburger cost $10.75. find the cost of one hot dog and the cost of one hamburger. 5x+2y=8.5 2x+5y=10.75

    asked by douglas on December 14, 2016
  91. intermediate algebra

    a cyclist bikes at a constant speed for 19 mile. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 24 miles. Find his speed

    asked by maria on November 8, 2016
  92. intermediate algebra

    1. Two numbers differ by 8. If one-half the larger is added to one-fourth the smaller, the resulting sum is 22.Find the numbers. 2. Ten years ago a man was three times as old as his son. In 12 more years the son is three-fifths as old as his father. How

    asked by sylvia on October 31, 2016
  93. Intermediate algebra

    A collection of nickels dimes and quarters consists of 50 coins with a total of $5.50. If there are two times as many dimes as quarters find the number of each type of coins?

    asked by Hope on July 15, 2015
  94. intermediate algebra

    two perpendicular lines intersect at (2,3) one of the lines has an x-intercept of 2. what are the equations of both lines?

    asked by Taylor on November 12, 2014
  95. Intermediate Algebra

    How much would you have to deposit today in order to have $5000 in 4 years in a bank account that pays 5% annual interest rate

    asked by Babydoll2007 on November 8, 2014
  96. intermediate Algebra

    Mio can build a large shed in 7 days less then yuuko can. If they build it together it would take them 12 days. How long would it take each of them working alone?

    asked by Casandra on July 17, 2014
  97. Intermediate Algebra

    The base of the triangle is 5 cm greater than the height. The area is 33 cm^2. Find the height and the length of the base. The height of the triangle is ___ cm The base of the triangle is ___ cm

    asked by Spacegazing on March 3, 2014
  98. Intermediate Algebra

    Solve the system of equations by graphing. Then classify the system. y=-x-13 5x-4y=-20 What is the solution of the system? a)The solution is___? b)There are infinitely many solutions c)There is no solution Is the system consistent or inconsistent?

    asked by Student5 on February 16, 2014
  99. Intermediate Algebra

    Solve the following system of equations. x+4y=5 x=6-4y What is the solution of the system? a) The solution of the system is ___? (TYPE AN ORDERED PAIR) b) There is no solution

    asked by Student5 on February 16, 2014
  100. Intermediate Algebra

    Write an equation of the line containing the given point and perpendicular to the given line. (0,4);5x+9y=4 The equation of the line is y=__? (Simplify your answer. Use integers or fractions for any number in the expression)

    asked by Student5 on February 12, 2014

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