Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 564750: The difference between the two numbers is equal to the double of the smaller number. If the quotient dividing one by the other is 3, find the numbers.
Click here to see answer by ankor@dixie-net.com(15746)

Question 565045: 3 + 4x = 3x + 6
30 - 7z = 10z - 4

8x - 3 = 7x + 2

-36 + 2w = -8w + w

4p - 10 = p + 3p - 2p

-2(6 - 10n) = 10(2n - 6)

12y + 21 = 9y

16 - x = 7x
Click here to see answer by jim_thompson5910(28715)

Question 565094: how do you begin to solve 5x plus 2x minus 9 equal 40
Click here to see answer by jim_thompson5910(28715)

Question 565063: How would I solve this equation and determine if it's an identity or whether it has no solution
Click here to see answer by kingme18(98)

Question 565110: 3 + 4x = 3x + 6
Click here to see answer by Leaf W.(97)

Question 565113: can you describe the graph of the solution of |2x+5|-1<3 after you solve it. please show work so i can understand thanks
Click here to see answer by stanbon(57962)

Question 565122: How do you write an algebraic equation for the sentence three times as many dimes as quarters? Would you use :
x: # of dimes
Y: # of quarters
3x=y
or
3y=x?
Click here to see answer by stanbon(57962)

Question 565131: 8x - 3 = 7x + 2

-36 + 2w = -8w + w
Click here to see answer by jim_thompson5910(28715)

Question 565161: I can't solve these problem, I'm struggling
3x+7=-2
Click here to see answer by jim_thompson5910(28715)

Question 565165: I can't solve these problem, I'm struggling
3x+7=-2
Click here to see answer by jim_thompson5910(28715)

Question 565178: -36 + 2w = -8w + w

4p - 10 = p + 3p - 2p
Click here to see answer by jim_thompson5910(28715)

Question 565167: use the factor theorem to show that x-c is a factor of P(x) for the given values of c and factor P(x) completely.
P(x)=x^3-5x^2+8x-4, c=1
Click here to see answer by ad_alta(240)

Question 565204: -16+2/3*x=-8
solve show work
Click here to see answer by rfer(12729)

Question 565247: -p-12=-4(8-p) solve show work
Click here to see answer by jim_thompson5910(28715)

Question 565477: Is the ordered pair (2,7) a solution to the inequality: x - y ≥ 6
Click here to see answer by Leaf W.(97)

Question 565486: m=8/9, (2,-9)
y=?
Click here to see answer by Leaf W.(97)

Question 565503: find the solution set for y^2-100=0
Click here to see answer by stanbon(57962)

Question 565618: WHAT IS GREATER THAN?

Click here to see answer by Alan3354(31518)

Question 565856: I need help writing out this algebra problem, 5r-s=5, -4r+5s=17 like how do I set it up?
Click here to see answer by ad_alta(240)

Question 565743: m + 5=m-3
my sons homework cant help him out or find a page that will show how to find the answer
Click here to see answer by richard1234(5390)

Question 566041: y=-3x+5
5x-4y=-3
Show me your work also please!
Click here to see answer by mananth(12270)

Question 566116: Please help me solve this equation:
-(4a-7)-5a=10+a
Click here to see answer by jim_thompson5910(28715)

Question 566247: what is : Alicen has chosen a 250 page book for her book report. If she reads t pages a day, how long will it take her to read the book
Click here to see answer by Alan3354(31518)

Question 566296: I need help on solving this equation7-5a=-8
Click here to see answer by parthurnax(2)

Question 566422: What is b+18+3b=
Click here to see answer by mananth(12270)

Question 566459: what is -3(3x+15)-(10+x)=35
Click here to see answer by mananth(12270)

Question 566621: What is the equation of +8-+6=?

Click here to see answer by Alan3354(31518)

Question 566722: how would you approach this equation and what method would you use to solve, 0.0013x³ – 0.085x² + 1.6x + 12 = 23.2
Click here to see answer by Alan3354(31518)

Question 566717: Please help me solve:
abc
--- = ??
ac

Click here to see answer by Alan3354(31518)

Question 566760: solve:equation with variable on both sides, and over different number
g-2over5 = g+4over7

Click here to see answer by solver91311(17077)

Question 566824: What are all the values of K for which the integral from x=2 to x=k of x^2 dx = 0?
Please show work if possible.
Click here to see answer by jim_thompson5910(28715)

Question 566871: Not sure if this is the right topic area for my????
What number is the 638th digit of the following number? 0.8235619 (hint: Note the pattern of repeating every seven digits.)
answer:
justification:
Thanks for your help.
Click here to see answer by jim_thompson5910(28715)

Question 567317: trying to help my son on this and struggling. Solve for X
5(x-3) = 3 (x-5)
I am not sure how to isolate one X on one side of the equation?
Click here to see answer by Alan3354(31518)

Question 567646: If 20% of a company's 5,000 employees will retire in the next ten years, how many will NOT retire?
Click here to see answer by Maths68(1474)

Question 567822: Solve for x
x(x+2)(x-2)=35805
Thankyou ^^

Btw, x=33
but how and why?

Click here to see answer by richard1234(5390)

Question 567822: Solve for x
x(x+2)(x-2)=35805
Thankyou ^^

Btw, x=33
but how and why?

Click here to see answer by Alan3354(31518)

Question 567830: x-3x+4=6
Click here to see answer by rapaljer(4667)

Question 567856: What is, What is 45=x over 3 36 what does c equal?
Click here to see answer by rapaljer(4667)

Question 567753: how can i solve this expression 3*4^2-(6-7^2 )-10
Click here to see answer by jim_thompson5910(28715)

Question 567644: s+5=-5s+5

Click here to see answer by jim_thompson5910(28715)

Question 567514: 7 (2+ y) = 4y
7 (21 - 4) = 2 (a + 4)
Click here to see answer by jim_thompson5910(28715)

Question 567290: x+1/x=25/12
Click here to see answer by jim_thompson5910(28715)

Question 567273: how to solve equations like x+a=b

Click here to see answer by jim_thompson5910(28715)

Question 567246: A= b-c/d-e
solve for e
Click here to see answer by jim_thompson5910(28715)

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