Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 484140: Substitution Method
4m+n=11
m-8n=77
Click here to see answer by mananth(12270)

Question 484150: the sum of three consecutive odd integers is -87 what are the three integers
Click here to see answer by Alan3354(30993)

Question 484148: the sum of two consecutive even integers is -298 what are the two numbers
Click here to see answer by chessace(471)

Question 484305: Please help me solve this equation !
1/8(16y+8)-17=-1/4(8y-16)
Click here to see answer by Little girl(7)

Question 484308: please help me solve this equation !!
0.7(3x+6)=1.1-(x+2)
Click here to see answer by stanbon(57361)

Question 484297: I am unsure of how to complete the problems below. Please help me solve :
m(m-8)=0 or p(p-5)=0
My teacher has not discussed this in class but assigned this as a homework assignment
HELP please !! Thanks !
Click here to see answer by Little girl(7)

Question 484314: x + 4 = -2 + x
Click here to see answer by stanbon(57361)

Question 484317: please help me solve this i have no idea of what to do :
0.9(2x+8)=20-(x+5)
thanks!
Click here to see answer by stanbon(57361)

Question 484317: please help me solve this i have no idea of what to do :
0.9(2x+8)=20-(x+5)
thanks!
Click here to see answer by Little girl(7)

Question 484317: please help me solve this i have no idea of what to do :
0.9(2x+8)=20-(x+5)
thanks!
Click here to see answer by MathLover1(6634)

Question 484315: please help me solve this equation i have no idea of what to do : 0.9(2x+8)=20-(x+5)
thanks !!
Click here to see answer by stanbon(57361)

Question 484315: please help me solve this equation i have no idea of what to do : 0.9(2x+8)=20-(x+5)
thanks !!
Click here to see answer by parthdesai27(9)

Question 484319: HELP PLEASE ! equation
1.
a+(a-3)=(a+2)-(a+1)
2.
0.8-4(b-1)=0.2+3(4-b)
Click here to see answer by MathLover1(6634)

Question 484318: what is the equation for: 3 times a number plus twice the number plus 1 is -4
Click here to see answer by parthdesai27(9)

Question 484316: -2(x+2) = 5-2x
Click here to see answer by parthdesai27(9)

Question 484298: Zukile walks at 4 km/h and runs 6 km/h.If he turns all the way,he reaches the station 15 minutes earlier.Find the distance to the station.
Click here to see answer by ankor@dixie-net.com(15656)

Question 484336: if r=5z then 15z =3y, then r=
Click here to see answer by jim_thompson5910(28595)

Question 484349: Please help me solve this equation: 4x-5=11x+16
Click here to see answer by solver91311(16897)

Question 484334: please help me solve this equation ,
1/6(12t+48)-20=-1/8(24t-144)
thanks for your time and help!!
Click here to see answer by MathTherapy(1425)

Question 484479: I need help sovling
7-5x=-(x+1)
Thank you!!
Click here to see answer by jim_thompson5910(28595)

Question 484479: I need help sovling
7-5x=-(x+1)
Thank you!!
Click here to see answer by ewatrrr(10682)

Question 484482: what is x in this problem 6x-3=11
Click here to see answer by jim_thompson5910(28595)

Question 484492: make a table showing the value of each expression when the value of the variable is 1,2,3,4,& 5. example (4x) i don't know what to do with the number . or the problem im confused
Click here to see answer by chessace(471)

Question 484471: please help me solve this equation 2=-8(x+5)+2x
Click here to see answer by MathLover1(6634)

Question 484555: I need help on algebra
Click here to see answer by rfer(12662)

Question 484536: 12(2j-6)
Click here to see answer by rfer(12662)

Question 484573: which value of x is the following algebraia equation true?
(x2-9)=0

Click here to see answer by solver91311(16897)

Question 484701: ( solve for r )?
4r + 5m = 3r +15

Click here to see answer by stanbon(57361)

Question 484743: 15+w+15=30+9.
Click here to see answer by jim_thompson5910(28595)

Question 484649: x+2(5-2x)-(4+5x)
Pleasee help mee! I have the answer...I just don't understand how to do it!
Click here to see answer by lwsshak3(6509)

Question 484778: please help me to answer this equation in an easy way x+5=9
Click here to see answer by Tatiana_Stebko(1326)

Question 484789: Which expression results from dividing 6x to the 8th power - 4x to the 6th power by 2x to the second power?
f. -x to the sixth
g. x to the fourth
h.-3x to the fourth - 2x to the third
i.3x to the sixth - 2x to the fourth.
Click here to see answer by stanbon(57361)

Question 484845: I have 1324 hours to work on project from August 1st until the end of December. So far I have been on the project for 4 weeks. I must spend 60 hours each week working on this project. As of today whats the percentage I have completed on this project?
Click here to see answer by nerdybill(6961)

Question 484776: please help me to answer this equation , in an easy and applicable method 12=3
Click here to see answer by Alan3354(30993)

Question 484775: please help me to answer this equation , in an easy and applicable method !
Click here to see answer by Alan3354(30993)

Question 484865: Hello, I have a question about equations of lines. The question is to find the slope of a line that is parallel to the line 5x-7y=28
Thank you so much for the help.
-Kaitlin
Click here to see answer by Alan3354(30993)

Question 484780: The sum of two numbers is 66. The larger number is three less than twice the
smaller number. Find the numbers.
Click here to see answer by deborabr(181)

Question 484904: How would I find the domain for this problem: Find the domain of the expression by finding the intervals on the real number line for which the radicand is nonnegative. √(2x-10)
Click here to see answer by jim_thompson5910(28595)

Question 484936: The homework question is "The purchase of a bicycle, which includes 7% tax, is $374.50. What is the number of dollars in the price before tax is added?" I have tried to solve this by writing out an equation: x+(.07(x))=374.5. I have no idea where to start to solve this equation, or if I'm even going about the problem correctly. How can I find 7% of the original price, add it too the original price, and come out with $374.50?
Click here to see answer by stanbon(57361)

Question 484938: 5n^3 when n =-2
(-2a)^3 when a = 3
Click here to see answer by Tatiana_Stebko(1326)

Question 484988: What is 7% of 14
Click here to see answer by Tatiana_Stebko(1326)

Question 485197: Angles X and Y are complementary. If mX = a – 12 and mY = a + 8, find the measure of mX. Please help me, I am doing pre-algebra and my teacher is very strict. This is yesterday's "problem of the day" and almost everybody got it.
Is the answer 70? Please respond with haste.
Thanks
Click here to see answer by mananth(12270)

Question 485280: Write the equation of a line in slope-intercept form that is parallel to the line y= 7/8x-7 and containing point (8, 0).
Click here to see answer by lwsshak3(6509)

Question 485311: translate in an equation p$5bags of popcorn and $4 sodas total $60. Graph the equation and use the graph to determine 3 different combinations of bags of popcorn and sodas that cost $60.
Click here to see answer by mananth(12270)

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