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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 581178: Draw a shape that makes each number sentence true Click here to see answer by dfrazzetto(277)

 Question 581116: What is the solution to this linear system? {4x-3y=18 {3x+2y=5 A) (-2,3) B) (3,2) C) (3,-2) D) Infinite solution Click here to see answer by mananth(12270)

 Question 581225: When simpliflying the rational expression (x+8)/(x+2), why is improper to cancel out the x's? Click here to see answer by Gogonati(809)

 Question 581291: jim and bob are panning for gold in leadville,colorado.the ratio of gold found by jim to gold found by bob is 4:7.if the two men together find a total of 55 pieces of gold,find how many pieces of gold each man found. (Use the 5-step method and check your work) Click here to see answer by ptaylor(2048)

 Question 581302: A) do e and m vary directly,inversely,or neither? e)/1/2/3 m)/36/18/12 (this is a table) B) if e and m vary directly or inversely,write a formula to express the relationship between them. if there is no relationship,explain why. Click here to see answer by Alan3354(30993)

 Question 581505: The radiator contains 12 gal of h2o.we draw off 3 gal and replace it w/ alcohol,then draw off 3 gal of mixture and replace w/ alcohol.etc, until 8 drawings and replacement made. How much alcohol is the final mixture? Click here to see answer by scott8148(6628)

 Question 581614: How do you find the slope for 4x+2y=-24 Click here to see answer by jim_thompson5910(28595)
 Question 581614: How do you find the slope for 4x+2y=-24 Click here to see answer by stanbon(57347)

 Question 581621: Write a function C(x) for cost of x sweatshirts. The sweatshirts cost \$7.50 each. The paint costs 14.75. Determine the cost of three sweatshirts. Click here to see answer by jim_thompson5910(28595)

 Question 581689: Completing the Square: Angelique wants to have a rug that is 9 feet long and 7 feet wide in her bedroom. The rug will cover the whole floor except a border that is x feet wide. The area of her room is 168 square feet. Find the width of the border, x. Round your answer to the nearest tenth of a foot. Click here to see answer by ankor@dixie-net.com(15652)

 Question 581988: On Monday,the office staff at your school paid \$8.77 for 4 cups of coffee and 7 bagels. On Wednsday, they paid \$15.80 for 8 cups of coffee and 14 bagels. Can you determine the cost of a bagel? Explain Click here to see answer by Gogonati(809)

 Question 582227: the cost of a telephone call is 0.75+0.25 times the number of minutes. algebraic expression that model the cost of the call that last t minutes Click here to see answer by jim_thompson5910(28595)

 Question 582435: If A is a positive acute angle and sin A = the square root of 5/3 what is cos A Click here to see answer by stanbon(57347)

 Question 582444: If an open box is made from a tin sheet 7 in. square by cutting out identical squares from each corner and bending up the resulting flaps, determine the dimensions of the largest box that can be made. (Round your answers to two decimal places.) Click here to see answer by Edwin McCravy(8909)

 Question 582518: How do you solve a system using elimination and/or substitution? Click here to see answer by Alan3354(30993)