# Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 115202: A long-distance phone calls \$0.96 for the first minute and \$0.72 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could talk without exceeding \$6. Click here to see answer by checkley71(8403)

 Question 115345: Find the first and third quartiles, Q1 and Q3, of the following set of numbers. 14, 3, 13, 17, 6, 15, 6, 2, 11, 6 I ran into another problem I am not sure of. Would this be 3 and 15? :} Maybe? Click here to see answer by stanbon(57282)

 Question 115352: Perform the indicated operation 11-6/7-7 (This is a fraction.) Would this one also be undefined?? Click here to see answer by checkley71(8403)

 Question 115358: Perform the indicated operation. 19-17 _________ (6)(6)-36 This is also a fraction. Would this be Undefined because the bottom number = 0? Click here to see answer by stanbon(57282)

 Question 115449: Ricardo is 4 years less than twice as old as his sister. The sum of their ages is 20. How old is Ricardo? Click here to see answer by aka042(26)
 Question 115449: Ricardo is 4 years less than twice as old as his sister. The sum of their ages is 20. How old is Ricardo? Click here to see answer by ganesh(20)

 Question 115451: Anna has 12 bills in her wallet, some \$5 and some \$10. The total value of the bills is \$100. How many of each bill does Anna have? Click here to see answer by ganesh(20)
 Question 115451: Anna has 12 bills in her wallet, some \$5 and some \$10. The total value of the bills is \$100. How many of each bill does Anna have? Click here to see answer by aka042(26)

 Question 115452: A long distance phone call costs \$0.96 for the first minute and \$0.72 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could talk without exceeding \$6. Click here to see answer by 13114(5)

 Question 115446: the sum of three consecutive odd integers is 201. Find the integers. Click here to see answer by 13114(5)
 Question 115446: the sum of three consecutive odd integers is 201. Find the integers. Click here to see answer by ganesh(20)

 Question 115476: x+x+x+1=201 3x+1=201 The sum of the first number is 66, the second 67, and the third number is 68. Is this correct and please explain ! Click here to see answer by checkley71(8403)

 Question 115473: Please help me with this problem I do not understand what pi is.Thanks for your help so much. The circular surface of a table has a diameter of 4 ft. What will cost to have the top refinished if the company charges \$6 per square foot for the refinishing? Use 3.14 for piand round your answer to the nearest cent. Click here to see answer by checkley71(8403)

 Question 115667: rewrite the equation -8x -5y = -45 as a function of x Click here to see answer by jim_thompson5910(28536)

 Question 115699: Hello out there,I need some help with some tough problems,the first one is,Solve:x/5=x+4/9.The next one is,Solve:1/2x+1/x=3/8.The third one is,Solve:3y/2=7+y/4.And the last one is,Simplify:5/3x+2/x,thanks to whoever can help. Click here to see answer by jim_thompson5910(28536)

 Question 115768: HELP this is my last question before I have to hand this in in an hour, can someone help me on such short notice?? Please??!! The question states: Use the world population and land area table. Round the answer to the nearest tenth of a percent. What was the percent increase in population in Oceana from 1950 to 2000? IN 1950 the population in Oceana was 12,000,000 people and in 2000 the total population was 32,000,000. How do I figure out the total increase from thoseyears to the nearest tenth of a percent??? I do not understand how to do this at all. Can someone tell me how it is done? Thank you. Click here to see answer by stanbon(57282)

 Question 115816: How far will Jim run in 12 seconds, if his speed is 42.4 feet per second? Click here to see answer by Nihat Routsong(11)

 Question 115575: vincent is 10 years older than brian. Five years ago, his age was twice that of Brian. Find their present ages. Click here to see answer by ankor@dixie-net.com(15645)

 Question 115911: This problem comes from a work sheet from Holt. (Practice Masters Levels A,B and C) page 46 Algebra 1 solve each equation. h/4 - 5=9 Click here to see answer by checkley71(8403)

 Question 116035: Solve using the addition and multiplication principles. 4z - 3 > 3z - 13 Click here to see answer by jim_thompson5910(28536)