# Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 225901: Decide whether of not the equation has a circle as its graph. Give the center and the radius. 4x^2+4y^2+4x-4y-7=0 Click here to see answer by Alan3354(30993)

 Question 225931: i can't figure out how to factor 4x^2-9+2 Click here to see answer by jim_thompson5910(28598)

 Question 225967: solve x^4 + 6x^2 - 27 = 0 Click here to see answer by edjones(7569)
 Question 225967: solve x^4 + 6x^2 - 27 = 0 Click here to see answer by drj(1380)

 Question 225984: In the formula: 2091/x-1=1.5 the answer should be 836.4. My question is: What is the proper way to get x on the right hand side? I want to solve for x. I hope you under stand. ex. (not correct): whatever/whatever = x I want x on the right by itself. Click here to see answer by edjones(7569)

 Question 226077: A rectangle measures 4/7 inches by 3/5 inches. What is the perimeter of the book? (Use P= 2L + 2W) can you please assist me with this one? Click here to see answer by rfer(12670)

 Question 226088: 6x-4= 1 How do you solve this one? Click here to see answer by rfer(12670)
 Question 226088: 6x-4= 1 How do you solve this one? Click here to see answer by drj(1380)

 Question 226087: Arrange the three fractions from least to greatest. 1/2, 5/6, 3/7 Click here to see answer by rfer(12670)

 Question 226083: Linda walked 5/6 mi to the park and then another 1/9 mi to the cafe. How far did she walk in total? Click here to see answer by rfer(12670)

 Question 226073: Lorrie bought 3 1/5 lb of basil and 4 1/2 of oregano. How many pounds of herbs did she buy in total? Click here to see answer by rfer(12670)

 Question 226115: there are 40 coins and the total value is 8.20\$ how many coins are left ? Click here to see answer by Alan3354(30993)

 Question 226121: i need help with this question 19a-3(a-6)=66 so far i got 19a-3a-18=66 Click here to see answer by Isabellaksmith(3)

 Question 226086: 3/5z + 7= 11 (I can't remember how to do this!) Click here to see answer by checkley77(12569)

 Question 226114: Problem: 6 times julie's age is decreased by 112, the result is twice julie's age. How old is julie? this is how i started: 6x - 112 = 2x 3x - 112 = x now what? do i subract 3 from each side or divide each side by 3? Have I left out something in the equation? Click here to see answer by ankor@dixie-net.com(15660)

 Question 226112: Hi, I was wondering if someone could help me with this question. Evaluate the following indefinite integral using integration by parts: ln(x)/x^(3) dx Thanks, Judy Click here to see answer by solver91311(16897)

 Question 226080: June wants to work for 15 1/2 hrs at her part-time job this week. She has already worked 2 3/8 hrs. How many more hrs does she need to work? Click here to see answer by checkley77(12569)

 Question 226154: Burt's Burger Barnn sold 495 hamburgers today. The number sold with cheese was half the number sold without cheese. How many of each kind were sold? Click here to see answer by checkley77(12569)

 Question 226205: Please help me solve this equation: 3(2x-1)-11= -2 (1-x) I thought I had done it right a number of times, but when I plugged in the number I said was equal to x, it was completely wrong! All I know for sure is the Distributive Property has to be done first. Click here to see answer by rfer(12670)

 Question 226069: Solve. A cereal manufacturer uses three large overhead bins to hold the three ingredients in one of its cereal mixes. Bin A delivers a premeasured quantity of dried fruit every 25 minutes, bin B delivers raisins every 15 minutes, and bin C delivers flakes every 10 minutes. If they start the morning shift at the same time, how long beforethey deliver their ingredients at the same time again? Click here to see answer by ankor@dixie-net.com(15660)

 Question 226275: the price of a cellular telephone is based on peak and nonpeak service. kelsey used 45 peak and 50 nonpeak minutesand was charged \$27.75. that same moth ,mitch used 70 peak minutes and 30 nonpeak minutes for a total charge of \$36. what are the rates per minute for peak and nonpeak time? i got 45p+50n=27.75 70p+30n=36.00 ______________ were do i go from here Click here to see answer by scott8148(6628)

 Question 226221: x-4 over 2 = 6 over 5 I had tried dividing the equation by 12 but it did not work, or maybe I did something wrong somewhere else. Please help, thank you! Click here to see answer by scott8148(6628)

 Question 226356: Hi, I was wondering if someone could help me with this question. Evaluate the following indefinite integral using integration by parts: (ln^(2)(x)) sqrt(x) dx Thanks, Judy Click here to see answer by jsmallt9(3296)

 Question 226433: Explain how to solve the following equation: 34 - b = 17 I'd like step-by-step instructions for how to solve. Click here to see answer by drj(1380)

 Question 226445: what is x^4/3 - 13x^2/3 + 36 = 0 Click here to see answer by Alan3354(30993)

 Question 226452: how do i figure out this equation -10(r-6)=90? Click here to see answer by jim_thompson5910(28598)

 Question 226507: how can 2(5/2)-2(3/2) equal 2(3/2) (ignoring the parenthesis used them to make the fraction seem more apparent). Click here to see answer by user_dude2008(1861)
 Question 226507: how can 2(5/2)-2(3/2) equal 2(3/2) (ignoring the parenthesis used them to make the fraction seem more apparent). Click here to see answer by solver91311(16897)

 Question 226512: Three times the greater of three consecutive even integers exceeds twice the least by 38. What are the integers Click here to see answer by user_dude2008(1861)

 Question 226515: 3 times the greatest of 3 consecutive even integers exceeds twice the least by 38. I know the answer is 26, 28, 30, but what's the equation? Click here to see answer by user_dude2008(1861)
 Question 226515: 3 times the greatest of 3 consecutive even integers exceeds twice the least by 38. I know the answer is 26, 28, 30, but what's the equation? Click here to see answer by jim_thompson5910(28598)