Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!

Tutors Answer Your Questions about Polynomials-and-rational-expressions (FREE)

Question 328224: I need help multiplying (x^2-7x+12/x^2-6x+8)(x^2-5x+6/x^2-9x+18)
Click here to see answer by Fombitz(13828)

Question 328226: Solve the following equation for the variable X
7/x-4+4/x+4=-5x/x^2-16
Thank you!
That is all for today =)
Click here to see answer by Edwin McCravy(8999)

Question 328273: I need this solved by factoring
Click here to see answer by nyc_function(2733)

Question 328271: -2y+4
______
-14y
Simplify if possible
Click here to see answer by nyc_function(2733)

Question 328254: I need to solve this by factoring:
Click here to see answer by meay7c(10)

Question 328292: Factor completely:
27-8u^3
Can you please show me how to work this problem? Thank you!
Click here to see answer by Earlsdon(6294)

Question 328292: Factor completely:
27-8u^3
Can you please show me how to work this problem? Thank you!
Click here to see answer by mananth(12270)

Question 328291: Solve by taking square roots
Click here to see answer by Earlsdon(6294)

Question 328295: y^2+3y/y^2+6y+9
Click here to see answer by Earlsdon(6294)

Question 328287: I need this solved by factoring
Click here to see answer by Earlsdon(6294)

Question 328339: Hi Can someone please help me this one I have been stuck on it for ages
0.01 = 0.995842 * 0.1180 / SQRTx
Click here to see answer by mananth(12270)

Question 328283: I need this solved by factoring
Click here to see answer by mananth(12270)

Question 328272: x^2-16
_______
(x-4)^2
Simplify if possible
Click here to see answer by mananth(12270)

Question 328277: I need this solved by factoring and I just can't figure it out.
Click here to see answer by Fombitz(13828)

Question 328268: 3a7+7 - 7+3a2
______________________
a2-2a-8 - a2-2a-8

Click here to see answer by Fombitz(13828)

Question 328269: 3a^7+7 - 7+3a^2
_______________________ divide
a^2-2a-8 - a^2-2a-8

Click here to see answer by Fombitz(13828)

Question 328233: A car is traveling on a road that is perpindicular to a railroad track. When the car is 30 meters from the crossing, the car's new collision detector warns the driver that there is a train 50 meters from the car and heading towards the same crossing. How far is the train from the crossing?
Click here to see answer by Fombitz(13828)

Question 328410: Divide and simplify
y^2-25/y divided by y+5/y+7
Thank you
Click here to see answer by Alan3354(31509)

Question 328412: Simplify by removing factors of 1
10y^10/35y^6
Thank you
Click here to see answer by Alan3354(31509)

Question 328405: Solve the equation and check your answer!
q+8/3+q-2/2=10/3

Thank you~
Click here to see answer by Alan3354(31509)

Question 328406: solve the equation and check your answer!
Q+8/3+Q-2/2=10/3

Thank you
Click here to see answer by Alan3354(31509)

Question 328444: Solve
Subtract and simplify if possible
d/s+d-d/s-d
To me it appears that the solution would be 0 can you show me how to figure this out step by step, Thank you
Click here to see answer by solver91311(17072)

Question 328430: Subtract and simplify if possible
d/s+d - d/s-d
Would the answer be 0?
Can you please show me how to d this step by step?
Thank you
Click here to see answer by ankor@dixie-net.com(15746)

Question 328407: Multiply and Simplify
3b^3/11p^2*121p^4/9b
Thank you
Click here to see answer by Fombitz(13828)

Question 328472: Can you please break this down for me & show step by step? I am a visual learner and the book is not helping me on this. Thanks
Find the product or quotient.
35a + 280 divide a^2 - 64
__________ __________
7a - 35 divide a^2-a-20
Click here to see answer by ankor@dixie-net.com(15746)

Question 328432: Simplify by removing factors of 1
x^2-7x+12/x^2+5x-36
Can you please show me how to do this?

Thank you
Click here to see answer by Fombitz(13828)

Question 328434: Solve please
x-2/x+5=4/7
Thank you
Click here to see answer by Fombitz(13828)

Question 328440: Can you please solve this
x-2/x+5=4/7
Can you please show me step by step?
Thank you
Click here to see answer by Fombitz(13828)

Question 328431: Solve
r/3-3/r=0 the solutions are
I think that the solutions are 0,3 or 3,0 but I am not sure which way to put them.
Can you explain? Thank you
Click here to see answer by Fombitz(13828)

Question 328442: Can you please show me step by step how to simplify this equation by removing factors of 1?
x^2-7x+12/x^2+5x-36
Thank you
Click here to see answer by Fombitz(13828)

Question 328443: SOlve
r/3-3/r=0
The solutions are
I think either 0,3 or the opposite 3,0 however I am not sure which one so can you please explain?

Click here to see answer by Fombitz(13828)

Question 328550: Tomas can do a job in 4 hours. Julia can do the same job in 6 hours. How many hours will it take the two of them to do the job if they work together?
Click here to see answer by solver91311(17072)

Question 328549: solve: 4 - 1/b < 3/b
a. b > 0
b. b<0 or b>1
c. 0 d. b>1
Click here to see answer by checkley77(12569)

Question 328548: solve: n/n - 4 + n = 12 - 4n/n - 4
a. -4,3
b. -3,4
c. -4
d. 3
Click here to see answer by checkley77(12569)

Question 328438: The speed of train A is 8mph slower than the speed of train B. Train A travels 230 miles in the same time it takes train B to travel 270 miles. Find the speed of both trains.
Thank you
Click here to see answer by checkley77(12569)

Question 328436: The speed of train A is 8mph slower than the speed of train B. Train A travels 230 miles in the same time it takes train B to travel 270 miles. Find the speed of both trains.
Thank you

Click here to see answer by checkley77(12569)

Question 328602: how can you determine if a polynormial is the difference of two squares? can you give an example of this problem
Click here to see answer by stanbon(57953)

Question 328659: How would you apply a factoring formula to completely factor the expression
x3 + 3x2 – x - 3
Click here to see answer by rapaljer(4667)

Question 328707: Could I please get help with this problem. I have tried different ways to solve it and can not get it to come out. In the book it shows to use -1 in front. -1(30w²+w+1. Don't really understand.Do I need to change signs before factoring? Factor completely and check. Thank you for your time.
-30w² + w + 1
Click here to see answer by rapaljer(4667)

Question 328723: Will you please show me how to factor 8ac + 12ad + 10bc + 15bd Thank you
Click here to see answer by stanbon(57953)

Question 328767: Add, Simplify If possible

(12)/(6w) + (13)/(9w)

Thank you
Click here to see answer by Fombitz(13828)

Question 328765: Simplify by removing factors of 1
(10y^10)/(35y^6)

I have been stuck for days and just do not even know where to start!
Thank you
Click here to see answer by Fombitz(13828)

Question 328763: Subtract, simplify by removing a factor of 1 if possible?
10ap/a^2-p^2 - a-p/a+p
Can you show me step by step please?
Thank you
Click here to see answer by Fombitz(13828)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 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23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970