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

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Question 190077: Factor out the GCF
2x^3y+14x^2y-18xy
Click here to see answer by feliz1965(151)

Question 190082: Solve each equation. I am having trouble with this. 6d^2+21d=10d+35
Click here to see answer by Mathtut(3670)

Question 190082: Solve each equation. I am having trouble with this. 6d^2+21d=10d+35
Click here to see answer by Earlsdon(6287)

Question 190076: Factor out the GCF
y(x-2)-2(x-2)
Click here to see answer by Mathtut(3670)

Question 190076: Factor out the GCF
y(x-2)-2(x-2)
Click here to see answer by feliz1965(151)

Question 190085: Solve each equation 10b^2-15b=8b-12 Thank you
Click here to see answer by bsmath(21)

Question 190075: Factor the polynomial by grouping
6x^3-4x^2+15x-10
Click here to see answer by Earlsdon(6287)

Question 189911: can you please help me?

Find the LCD of the fractions in the equation

Click here to see answer by feliz1965(151)

Question 190091: 7(8w-3)+13=2(6w+7) and 2n(n+4)+18=n(n+5)+n(n-2)-7
Click here to see answer by jim_thompson5910(28536)

Question 189974: Factor the GCF
2x^3y+14x^2y-18xy
Click here to see answer by cutepiscean5(19)

Question 189972: factor
27f^3+64
2x^3+6x^2+x+3
8m^3-125

Click here to see answer by cutepiscean5(19)

Question 189912: can you please help me??
solve each equation. If the equation has no solution, choose no real solution.

Click here to see answer by cutepiscean5(19)

Question 190173: Factor each polynomial
pq+6p2-q2

The 2's are a power so its p to the 2nd power
Click here to see answer by stanbon(57285)

Question 190201: Factor the trinomial

2x^2+20x+48
Click here to see answer by Mathtut(3670)

Question 190202: Factor the trinomial. If the trinomial contains a GCF other than 1, factor out the GCF first

2x^2+20x+48
Click here to see answer by Mathtut(3670)

Question 190204: Factor the trinomial. If the trinomial contains a GCF other than 1, factor out the GCF first

2x^2+20x+48
Click here to see answer by Mathtut(3670)

Question 190199: Factor the trinomial

x^2-6x-7

Click here to see answer by Mathtut(3670)

Question 190200: Factor the trinomial

a^2-5ab+6b^2
Click here to see answer by Mathtut(3670)

Question 190256: Factor the trinomial
z^2-3z+2
Click here to see answer by jim_thompson5910(28536)

Question 190255: Factor the trinomial
x^2-x-56
Click here to see answer by jim_thompson5910(28536)

Question 190254: Factor the trinomial
x^2+18x+45
Click here to see answer by jim_thompson5910(28536)

Question 190252: Factor the trinomial
x^2-9xy-10y^2
Click here to see answer by jim_thompson5910(28536)

Question 190250: Factor the trinomial
3x^2+27x+42
Click here to see answer by jim_thompson5910(28536)

Question 190251: Factor the trinomial
4x^3-32x^2+60x
Click here to see answer by jim_thompson5910(28536)

Question 190268: I would like to know how to factor this polynomial. 45y^2-18y^3+9y^4
Click here to see answer by stanbon(57285)

Question 190271: Sam found a number of nickels, dimes, and quarters in his room. He found 6 more dimes than nickels but three times as many quarters as dimes. The total value of the coins was $11.40. how many coins of each type did Sam find? : Sam found a number of nickels, dimes, and quarters in his room. He found 6 more dimes than nickels but three times as many quarters as dimes. The total value of the coins was $11.40. how many coins of each type did Sam find?
Click here to see answer by jim_thompson5910(28536)

Question 190290: Factor
-t^2-14t-45
Click here to see answer by Mathtut(3670)

Question 190291: Please help! This problem makes no sense to me!!
The length of a rectangle is 4 meters longer than its width. Each side of a square is 1 meter longer than the rectangle's width. The difference between the area of the rectangle and the area is 5 square meters. Find the deimensions of the rectangle and the square.
Click here to see answer by solver91311(16872)

Question 190289: Factor
128-80m+2m^2
Click here to see answer by jim_thompson5910(28536)

Question 190288: Factor
2t^5-14t^4+24t^3
Click here to see answer by jim_thompson5910(28536)

Question 190287: Factor
80+36t+4t^2
Click here to see answer by jim_thompson5910(28536)

Question 190285: Factor
x^2+8xy+12y^2
Click here to see answer by jim_thompson5910(28536)

Question 190281: Factor
4x^2+16x-48
Click here to see answer by jim_thompson5910(28536)

Question 190295: I need help with this word problem.
The height of a triangle is 4cm less than the length of the base. If the area of the triangle is 48cm^2, find the height and the length of the base.
Click here to see answer by feliz1965(151)

Question 190227: -11mn+12m^2+2n^2
Click here to see answer by Mathtut(3670)

Question 190330: Says to factor
2x^5+24x^4+54x^3
Click here to see answer by Mathtut(3670)

Question 190351: factor each polynomial

Click here to see answer by jim_thompson5910(28536)

Question 190351: factor each polynomial

Click here to see answer by solver91311(16872)

Question 190353: factor each polynomial
x^3y+2x^2y^2+xy^3
Click here to see answer by jim_thompson5910(28536)

Question 190354: USE GROUPING TO FACTOR POLYNOMIAL
x^3+ax+3a+3^2
Click here to see answer by jim_thompson5910(28536)

Question 190357: FACTOR TRINOMIAL
18z+45+Z^2
Click here to see answer by edjones(7569)

Question 190362: # 1. Jane determines that her lawn contains an average of 3.8 grubs per square foot (ft2). If her rectangular lawn measures 60.4 ft by 80.2 ft, estimate the total number of grubs in her lawn

Click here to see answer by jim_thompson5910(28536)

Question 190363: # 2. Sandra drove for 148.2 miles and used 9.9 gallons of gas. Estimate the number of miles Sandra’s car gets per gallon.

Click here to see answer by jim_thompson5910(28536)

Question 190364: Factor polynomial
x^3y+2x^2y^2+xy^3
Click here to see answer by jim_thompson5910(28536)

Question 190365: # 3. Bob wants to have concrete driveway in front of his house. The driveway will measure 58 2/3 feet long and 18 1/2 feet wide; and will be 3/4 foot thick. How many cubic yards of cement will be needed for the driveway? Round your answer to the nearest cubic yard. [1 cubic yd = 27 cubic feet]

Click here to see answer by jim_thompson5910(28536)

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, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 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, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 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