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

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

Question 81340: please help me solve this problem?I tried to solve it
(-2x+3)^2
=2*2+3*3
=4x^2+9
Click here to see answer by checkley75(3666)

Question 82192: -5 -6
____ * ____
6Y-4 5Y+6
Click here to see answer by stanbon(75887)

Question 82178: I need help with this problem.
3x+4/5 = x-3/2 please send help to anevarez@psinc3.com.
Thanks,
Al
Click here to see answer by renevencer22(21)

Question 82240: can you assist me with the following:
1. Factor: 4k2+20k+25
2.factor: 16e-4
3.factor: 4x-24x+36
4. 49y2-25
Click here to see answer by jim_thompson5910(35256)

Question 82267: x^2+7x+4 divided by x-3
Click here to see answer by jim_thompson5910(35256)

Question 82235: please assist me with the following:
1.factor: y2-4y-5
2. factor 3a2+9a+6
3.evaluate: x(x+1)(x-1)
4.facctor: 6y2-2yz
Click here to see answer by tutorcecilia(2152)

Question 82272: Solve each equation for y.
A: -19 - 6y = -43
B: 7y - 3 = 53
C: 19 + 8y = 47
D: 3y + 42 = 21
Click here to see answer by shrty1351(6)

Question 82268: QUESTION: The two expressions 18 + (-5) and 18 + -5 mean the same thing. Why might someone want to use one form or the other?
Im not really sure why...what do you think?
Click here to see answer by shrty1351(6)

Question 82061: (X-6) X (X-6)
Click here to see answer by shrty1351(6)

Question 82296: multiplying polynomials
(x-y)(2x+2y-1)
can u help me?
Click here to see answer by checkley75(3666)

Question 82319: (5x+3)(x+7)
Click here to see answer by checkley75(3666)

Question 82359: the polynominial X^3+6x^2+11x+6
has the factorization over the integers
(x+a)(x+b) (x+c)
Click here to see answer by stanbon(75887)

Question 82375: Identify each staement as an equation or an expression. If it is an equation, solve it. If it is an espression, simplify it.
A: 3x - 82 + 53
B: 3x - 82 = 53
C: 12 - 5x = -18
D: 12 - 5x - 18
E: 12 = 5x - 18
F: 6 - (x-2)

Click here to see answer by askmemath(368)

Question 82411: can you assist me with the following problems.
simplfy x(4x2+3x-5)-2(4-x2)
evaluate: (g-6h)(g+6h)
factor: 4k2+20k+25k
factor 4g from :8h2j-12g3hj
thank you
Click here to see answer by stanbon(75887)

Question 82271: The problem says "Identify each statement as an equation or an expression. If it is an equation, slove it. If it is an expression, simplify it."

A: 3x - 82 + 53
B: 3x - 82 = 53
C: 12 - 5x = -18
D: 12 - 5x - 18
E: 12 = 5x - 18
F: 6 - (x-2)
Click here to see answer by ankor@dixie-net.com(22740)

Question 82500: 4/(x+4) - 7/(x-2)
Click here to see answer by ssonygill(12)

Question 82550: Find the polynomial.
3x ^ 2 + 7x + 2.

Click here to see answer by checkley75(3666)

Question 82546: Factor the polynomial. 3x^2 + 7x + 2
Click here to see answer by jim_thompson5910(35256)

Question 82586: Add the following rational expressions and make sure you answer is simplified:
x^3-x^2-10x/x^2-8x+16 + -3x^2-6x+64/x^2-8x+16 =
What I have so far is: x^3-x^2-10x >> x(x^2-x-10) [here is where I got stuck]
x^2-8x+16 >> (x-4)(x-4)
x^2-8x+16 >> (x-4)(x-4)
Click here to see answer by stanbon(75887)

Question 82608: (-3y)(-4x^2y^3)^3
Click here to see answer by chitra(359)

Question 82494: The following slab of concrete is twice as long as it is wide. The area in which it is placed includes a 1 ft. wide border of 70 square ft. Find the dimensions of the slab.
Click here to see answer by ankor@dixie-net.com(22740)

Question 82232: can you please assist me with the following:
1.simpilify: ( 5+2a+3a2)-(a2+a-6)
2.simpilify: x(4x2+3x-5)-2(4-x2)
3. find the product:(b+2)(b+6)
4.evaluate: (g-6h)(g+6h)
Click here to see answer by ssonygill(12)

Question 82672: COULD SOMEONE SHOW ME THE STEPS TO SOLVE THE FOLLOWING PROBLEMS:
1.WHAT EXPRESSION REPRESENTS THE PRODUCT OF 3 LESS THAN TWICE X AND 2 MORE THAN THE QUANTITY 3 TIMES X?
2. IF X=-1 AND Y=2, WHAT IS THE VALUE OF THE EXPRESSION 2X^3 -3xy?
THANK YOU!!
Click here to see answer by scott8148(6628)

Question 82673: Factor ym(xm � xmy^2)
Click here to see answer by scott8148(6628)

Question 82680: Express as a polynomial: (x + a)(x ^ 2 - ax / x).
Click here to see answer by jim_thompson5910(35256)

Question 82708: Q) A triangle has sides (3x+7),(4x-9), and (5x-6). Find the polynomial that represents its perimeter.
Click here to see answer by jim_thompson5910(35256)

Question 82708: Q) A triangle has sides (3x+7),(4x-9), and (5x-6). Find the polynomial that represents its perimeter.
Click here to see answer by neil_m(2)

Question 82720: Let x represent a number. Write an equation for the square of 5 greater than the number.
Click here to see answer by neil_m(2)

Question 82724: perform the indicated divsions
8x^3-6x^2+2x
divided by
4x+1
Click here to see answer by jim_thompson5910(35256)

Question 82723: perform the indicated divisions
x^2-2x-35
divided by
x+5
Click here to see answer by checkley75(3666)

Question 82721: a square has sides of length 3x-2cm. express the area of the square as a polonomial.
top is 3x-2cm and right side is 3x-2cm if that helps.
Click here to see answer by checkley75(3666)

Question 82727: how do I factor this x^2+25x+24
Click here to see answer by checkley75(3666)

Question 82727: how do I factor this x^2+25x+24
Click here to see answer by stanbon(75887)

Question 82727: how do I factor this x^2+25x+24
Click here to see answer by rapaljer(4671)

Question 82719: find each of the following products
a(a+5)(a-5)
Click here to see answer by checkley75(3666)

Question 82722: divide
7x^5y^5-21x^4y^4+14x^3y^3
divided by
7x^3y^3
Click here to see answer by stanbon(75887)

Question 82717: find each of the following squares
(w-1/4)^2
Click here to see answer by checkley75(3666)

Question 82712: The price of an item is given by p=2x^2-100. find the polynomial that represents the revenue generate from the sale of x items.
Click here to see answer by rapaljer(4671)

Question 82715: find each opf the following squares
(7p+6q)^2
Click here to see answer by rapaljer(4671)

Question 82704: write in scientific notation
(6x10^12)(3.2x10^8)
___________________
(1.6x10^7)(3x10^2)
Click here to see answer by checkley75(3666)

Question 82704: write in scientific notation
(6x10^12)(3.2x10^8)
___________________
(1.6x10^7)(3x10^2)
Click here to see answer by terbear1963(43)

Question 82700: The cost in dollars of manufacturing w wing nuts is given by the expression 0.07w+13.3. find the cost when 375 wing nuts are made. what is the average cost to manufacture one wing nut?
Click here to see answer by checkley75(3666)

Question 82705: if there are 6x10^9 people on earth and there is enough freshwater to provide each person with 8.78x10^5 L, how much freshwater is on the earth?
Click here to see answer by rapaljer(4671)

Question 82695: using the 5 properties of exponents simplify the following
(y5)3is aboove(y3)2 is above
____________________________
(y4)4 is above
I am very confused how to do this.
Click here to see answer by rapaljer(4671)

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, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045, 36046..36090, 36091..36135, 36136..36180, 36181..36225, 36226..36270, 36271..36315, 36316..36360, 36361..36405, 36406..36450, 36451..36495, 36496..36540, 36541..36585, 36586..36630, 36631..36675, 36676..36720, 36721..36765, 36766..36810, 36811..36855, 36856..36900, 36901..36945, 36946..36990, 36991..37035, 37036..37080, 37081..37125, 37126..37170, 37171..37215, 37216..37260, 37261..37305, 37306..37350, 37351..37395, 37396..37440, 37441..37485, 37486..37530, 37531..37575, 37576..37620, 37621..37665, 37666..37710, 37711..37755, 37756..37800, 37801..37845, 37846..37890, 37891..37935, 37936..37980, 37981..38025, 38026..38070, 38071..38115, 38116..38160, 38161..38205, 38206..38250, 38251..38295, 38296..38340, 38341..38385, 38386..38430, 38431..38475, 38476..38520, 38521..38565, 38566..38610, 38611..38655, 38656..38700, 38701..38745, 38746..38790, 38791..38835, 38836..38880, 38881..38925, 38926..38970, 38971..39015, 39016..39060, 39061..39105