# Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 199735: solve each equation, is whats in my book. 4x+5x-10=35 and 9x +6x-12x= -7x+2x-12+5x Click here to see answer by checkley77(12569)
 Question 199735: solve each equation, is whats in my book. 4x+5x-10=35 and 9x +6x-12x= -7x+2x-12+5x Click here to see answer by RAY100(1637)

 Question 199795: I have an algebra problem that I am having a hard time solving. It's been 30 years since I've had algebra, and I'm in college, now for the first time. This is a bonus question for my next test, and I need all the help I can get. Can you help me? I need to write an equation that has three solutions: 0, 1, and 2 Please help me if you can. Thank you Deb Click here to see answer by solver91311(16897)

 Question 199797: I am having trouble with the following problem. I truly need help. 9x + 24y = 90 3x + 8y = 30 These need to be solved using the multiplication/addition method. I have several more problems like this and will use this as an example. I need step by step directions so I can do the other problems. Thank-you so, so much!!! Click here to see answer by jim_thompson5910(28598)
 Question 199797: I am having trouble with the following problem. I truly need help. 9x + 24y = 90 3x + 8y = 30 These need to be solved using the multiplication/addition method. I have several more problems like this and will use this as an example. I need step by step directions so I can do the other problems. Thank-you so, so much!!! Click here to see answer by Alan3354(30993)

 Question 199705: Simplify the following radical expression as much as possible. Assume all variable represent positive numbers. x the cube root of 8x to the fifth. Click here to see answer by Alan3354(30993)

 Question 199696: Hi guys, im just doin some revision at the moment and cant seem to do the following problems. I have write the following expressions in their simplest form. 1. 27(x^3y^4)^2 /(3x)^2y^-5 2. (2a*(4/3)b^2c)^-3 / (a^2bc)^3 3. (9x^2y^6)^(1/2) / 3(x^3*y^9)^1/3 Im not expecting answers to all of them, but Im hoping someone can explain and show me how to do the above problems with step by step solution. Thanks everyone, -Nick. Click here to see answer by RAY100(1637)

 Question 199812: v - 4(4 - v)= -2(2v-1) Click here to see answer by Mathtut(3670)

 Question 199659: 0=0.6x-3.6 6-8x=-26 5=5x+27-4 3(w+3)=-15 2(y+1)-5=7 6-2/3x=-8 0.3x-4.2=2.7 (need math problems too) Click here to see answer by checkley77(12569)

 Question 199887: can u solve this for me 3(x-5)=2(x+5) Click here to see answer by jim_thompson5910(28598)

 Question 199912: what is c in 32+4(c-1)=-(4c+5)? Click here to see answer by jim_thompson5910(28598)

 Question 199916: what is the literal equation for r when l=P(1+rt)? Click here to see answer by jim_thompson5910(28598)

 Question 199915: what is the literal equation for x when ax+b=cx+d? Click here to see answer by jim_thompson5910(28598)

 Question 199913: what is t in 7t+6-2(5+(3t/2))=5t-11 Click here to see answer by jim_thompson5910(28598)
 Question 199913: what is t in 7t+6-2(5+(3t/2))=5t-11 Click here to see answer by nerdybill(6962)

 Question 199942: Would you please show me what steps I am either leaving out or doing wrong in the following equation: . My answer does not match the one in the book. Thank you. Click here to see answer by RAY100(1637)
 Question 199942: Would you please show me what steps I am either leaving out or doing wrong in the following equation: . My answer does not match the one in the book. Thank you. Click here to see answer by Edwin McCravy(8909)

 Question 199941: Please help me see what I am doing wrong in this equation: -3(2x-1)<-4[2+3(x+2)]. The answer that I get is nothing at all like the one in the book. Thank you. Click here to see answer by Alan3354(30993)
 Question 199941: Please help me see what I am doing wrong in this equation: -3(2x-1)<-4[2+3(x+2)]. The answer that I get is nothing at all like the one in the book. Thank you. Click here to see answer by RAY100(1637)

 Question 199959: I am working on domain and range of a function can you help me with this? Click here to see answer by user_dude2008(1861)

 Question 199960: I need help solving this problem. I can't figure it out. P=a+4b+4c, solve for a Thanks, Click here to see answer by jim_thompson5910(28598)

 Question 200004: v-4(4-v)=-2(2v-1) Click here to see answer by jim_thompson5910(28598)

 Question 200026: Can you help me set up the algebra equation for this word problem? A stamp collection consists of 3, 8, and 15 cent stamps. The number of 8 cent stamps is one less than triple the number of 3 cent stamps. The number of 15 cent stamps is six less than the number of 8 cent stamps. The total value of all the stamps is \$2.47. Find the number of 8 cent stamps in the collection. Click here to see answer by scott8148(6628)

 Question 200107: 2/3x - 2/5 = -3/2 Click here to see answer by jim_thompson5910(28598)

 Question 200167: Not for sure that I have the right answer. Click here to see answer by Alan3354(30993)

 Question 200221: 2(1.5m+3)=3.5m-1 Click here to see answer by rfer(12670)

 Question 200230: -1+19w=11w+23 I would be so grateful for any help ....I´m sleepy!!!...lol Click here to see answer by jim_thompson5910(28598)

 Question 200229: 5+a>16 graph the solution on a number line Click here to see answer by jim_thompson5910(28598)

 Question 200234: p-(-2)> or = to-4 1/2 this problem needs to be on a number line ...when do you change the direction of the arrows.... Click here to see answer by edjones(7569)

 Question 200237: what are the solutions of the quadratic equation x power of 2 +5x=-6 Click here to see answer by solver91311(16897)

 Question 200238: when you are doing a number line graph...how do you know which way to point the arrow? -24<1/2b this need to be on a number line.....my answer was -48...but wasn´t sure which way to point the arrow...please help me again....thanks, steve Click here to see answer by solver91311(16897)

 Question 200243: 9k-26=6k-8 ...I need an example to finish the rest of my homework...anyone out there tonight to help me?...it would mean so much...Thanks steve Click here to see answer by vleith(2825)

 Question 200240: 3b+4.4=2.6-6b I have 10 problems kinda like this one...I am hoping I can use this problem as an example. Thanks again for any help....Steve.. ps...Not sure math is a career for me to go into. Click here to see answer by vleith(2825)

 Question 200245: Hello everyone, I have about 5 or so graph problems like the following. Ive managed to do the first few but cant do the following. I need to sketch the following and also show all working manually. If someone could help and show how to correctly show this that would be awesome. 1. y = 2- 4/(x+3) and seperately 2. y = 6/(x+3) Help with notation would be much appreciated. Click here to see answer by vleith(2825)

 Question 200250: A square field had 5 meters added to its length and 2 meters added to its width. The field then had an area of 130 meters squared. Find the length of a side of the original field. The equation I came up with is n+5(n+2)= 130^2. At which point I am unfamiliar with how to solve this. Click here to see answer by vleith(2825)

 Question 200254: A student dropped a ball from the top of a 64 foot building. The height of the ball after t seconds is given by the quadratic equation h=-16t^2+64. How long will it take the ball to hit the ground? Click here to see answer by vleith(2825)

 Question 200270: One leg of a triangle is 14 meters longer than the other leg. Thy hypotenuse is 26 meters long. Find the length of each leg. 26=14n+n This is the equation I came up with. Click here to see answer by rfer(12670)

 Question 200310: 1) 50 – 12 + (5 – 12)2 = 2)10 – 3( 5 – 9)2 – 2(3 – 5)3 = Click here to see answer by RAY100(1637)

 Question 200308: 10 – 3( 5 – 9)2 – 2(3 – 5)3 = Click here to see answer by Alan3354(30993)
 Question 200308: 10 – 3( 5 – 9)2 – 2(3 – 5)3 = Click here to see answer by RAY100(1637)

 Question 200274: A 4 meter by 6 meter rug covers half the floor area of a room and leaves a uniform strip of base floor around the edges. That are the dimensions of the room? (4*6)(2)=n I am not sure what the correct equation is for this problem. Click here to see answer by ankor@dixie-net.com(15660)
 Question 200274: A 4 meter by 6 meter rug covers half the floor area of a room and leaves a uniform strip of base floor around the edges. That are the dimensions of the room? (4*6)(2)=n I am not sure what the correct equation is for this problem. Click here to see answer by Alan3354(30993)

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