Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 112114: Solve for the unknown: 8/52 = m/39
I have no clue about these at all HELP.
Click here to see answer by jim_thompson5910(35256)

Question 112116: Write 0.06 as a percent.
Sorry people I am really bad with percents. Would it simply be 6%? Or does the zero have to be in there too? Reading .06%? Help please.
Click here to see answer by jim_thompson5910(35256)

Question 112118: Identify the rate in the following statement: 27% of 500 is 135.
This is my last one. The Rate would that be 500? I hope...
Click here to see answer by jim_thompson5910(35256)

Question 112120: This is my first time submitting anything, so bare with me and let me no if I am doing something that I shouldnt be doing ok all?
475km = ____ miles?
I do not understand the km, cm, mm ect. I have always been aweful with these kinds of questions, among others of course, sad to say. Can someone please help me with this.
Click here to see answer by jim_thompson5910(35256)

Question 112121: My other question I will try to explain the best I cAN. It says:
Identify the angle as acute, right, obtuse, or straight.
Here comes the hard part because I have no idea to ''draw'' the lines so i will try to explain. So here it goes.
R

P____________Q
Of course there is a line from Q to R also I just cannot draw it in. Then there is a little "half circle" type thing, over by the Q in the corner of the Q. Then of course there are blue dots at the beginning of each line at the P Q, and R. I hope i have explained this so someone can understand it because I sure do not!!
Click here to see answer by jim_thompson5910(35256)

Question 112157: Please Help,
What is the product of 2Radical 7 + 3 radical 5 and is conjugate?
also
Solve the following equations:
a) 4 + radical x+1 = 5
b) 2/7 = 5/3x-1
c) c-7/c+2 = 1/4
Thank you for your help...

Click here to see answer by stanbon(75887)

Question 112140: In giving an example of an equation, I wrote 8+5(22)=118. My teacher says this is not an equation but I do not understand why. Can you tell me why?
Click here to see answer by BrittanyM(80)

Question 112218: I could really use help with this word problem:Stan invested $13000, part at 17% and part at 2%. If the total interest at the end of the year is $1,910 how much did he invest at 17%?
Click here to see answer by checkley71(8403)

Question 112237: what is 5p/7-18=-43:
thank you
Click here to see answer by jim_thompson5910(35256)

Question 112237: what is 5p/7-18=-43:
thank you
Click here to see answer by BrittanyM(80)

Question 112239: Find the constant of variation and the slope of the direct variation model:
y = -10x

Click here to see answer by jim_thompson5910(35256)

Question 112236: what is 5p/7-18=-43:
thank you
Click here to see answer by rapaljer(4671)

Question 112172: plot the graph of the equations 2x-3y=6 and 2x +y=10 and interpret the result.
Click here to see answer by elima(1433)

Question 112263: Please help me on these type of questions:
Tell whether the graphs of each pair of equations are parallel or perpendicular.
1.) 6x+5y=5 2.) 2x+4y=8 3.) 2x+y=4
6x+5y=10 y=2x-8 y=-2x+1
I don't get this. As in I don't know how to tell if they are parallel or perpen. and to graph them. Please help me!
Click here to see answer by checkley71(8403)

Question 112295: a/3-4=9
Click here to see answer by jim_thompson5910(35256)

Question 112352: I need help solving this system by substitution and elimination.
-16x+45y=134
40x+18y=-45

Click here to see answer by jim_thompson5910(35256)

Question 112434: I am trying to solve for x in the following equation but cant seem to get it right. please see below what i have so far. Can you please tell me where I went wrong. Thank you so much!!!!
4x^2-4x-3=0
4x^2-4x+3-3=0+3
4x^2-4x=3
(4x+2)(4x-2)-4x=3
-4x=3
-4x/-4=3/-4
x=.75
Click here to see answer by Fombitz(32388)

Question 112544: Find the value of M. M -:-26=3 1/4. I tried multiplying 3 1/4 by 26 but i couldent find a way how.
Click here to see answer by ilana(307)

Question 112596: Hello, I have been working on this problem all day and it seems the more I work on it the more confusing I seem to make it for myself. I over think too much if that is even possible Here is the problem: There are 850 Douglas fir and ponderosa pine trees in a section of forest bought by Sawz Logging Co. The company paid an average of $300 for each Douglas fir and $225 for each ponderosa pine. If the company paid $217,500 for the trees, how many of each kind did the company buy?
I would really appreciate your help here I'm sure its so simple but I'm just not getting it.
Thank You, Barbara Neely
Click here to see answer by checkley71(8403)

Question 112632: A baseball team wins 11 of its 25 games with no ties. Write the ratio of wins to losses.
Help would this be 11/25? Or is there more to the answer?
Click here to see answer by bucky(2189)

Question 112618: Complete the statement, using a metric unit of length.
The radius of a quarter is 12 ________.
Would the answer be mm or cm? Help please I have never used the metric system at all, it is not used where I live.
Click here to see answer by scott8148(6628)

Question 112616: Identify the hypotenuse of the triangle by giving its letter.
Can someone explain to me in plain english what exactly the hypotenuse is and do I no what side of the triangle it is?
Also I want to thank Jim Thompson for all your help with earlier questions of mine!!
Click here to see answer by scott8148(6628)

Question 112634: A restaurant has 7 booths and 20 tables. Write the ratio of booths to tables as a fraction.
Help me with this problem please?
Click here to see answer by bucky(2189)

Question 112629: Write the proportion 5 is to 8 as 15 is to 24.

Would the answer to this be 5/8 = 15/24 ? Help please.

Click here to see answer by bucky(2189)

Question 112626: Solve for the unknown: 8/52 = m/39
Can someone help me with this fraction problem?
Click here to see answer by edjones(8007)

Question 112621: What is 30% of 200?
Help me to figure this out? Do I put this into a fraction?
Click here to see answer by edjones(8007)

Question 112717: -6(8-13y)

Click here to see answer by MathLover1(20849)

Question 112739: Hello, I am hoping with some help on thisequation and what I have so far.
Here it is: 2(x-3)-3(x+5)=3(x-2)-7
what I have come up with so far is this: (2x-2*3)-(3x+3*5)=(3*-3*2)-7 with the next step being this: (2x-6)-(3x+15)=(3x-6)-7
Anyways I end up with the final answer being X=-2 for this equation am I right on this one? Your input would be greatly appreciated.
Thank You, Barb Neely
Click here to see answer by mathnard(10)

Question 112783: Solve.
a(a+5)(a-5)
Click here to see answer by checkley71(8403)

Question 112889: Write an equation of the line that is paraellel to the equation y=3x+21 that passes through the points (-3,-7)
Click here to see answer by josmiceli(19441)

Question 112940: solve-
3x-1
---- + 2 = 6
4
Click here to see answer by jim_thompson5910(35256)

Question 112947: -x+8+7x-(-1) if x=-10
Click here to see answer by jim_thompson5910(35256)

Question 112949: 2/5 = x-2/20 solve equation for x
Click here to see answer by jim_thompson5910(35256)

Question 112963: write the equation of a line through (-p, q) that is parallel to the line 3x-4y= 5
Click here to see answer by jim_thompson5910(35256)

Question 112988: 1. 3/4x-(x-5)/3=x/2
2. t-12/5+3t/4=(t-6)/2
solve for X
3. x+a/3=c
4. ax+b=cx
5. 3ax-b=d-4cx
Click here to see answer by veronica0626(5)

Question 112965: Two pipes can be used to fill a pool. Working together the two pipes can fill the pool in 4 hours. The larger pipe can fill the pool in 4 hours less time than the smaller pipe can alone. Find the time to the nearest tenth of an hour it takes for the smaller pipe working alone to fill the pool.
Click here to see answer by ankor@dixie-net.com(22740)

Question 113013: Two angles are supplementary, and one is 5� more than six times the other. Find the larger angle.
Click here to see answer by SHUgrad05(58)

Question 112994: A number which when added to 1/4 of it self 20.What is the number
Click here to see answer by SHUgrad05(58)

Question 112945: use the formula I=prt to find the principal.
If the interest (I) earned on $60 for 1 year(t) on a 12% (r) investment.
Click here to see answer by SHUgrad05(58)

Question 112986: convert to slope intercept form:
-5/8x - 3/7y= 2/3
Click here to see answer by SHUgrad05(58)

Question 113167: write an equation for a line with a slope of 2/5 and y-intercept of 2
Click here to see answer by stanbon(75887)

Question 113188: Solve the equation
46. 3/4w = -1/2
Any help with this equation would be Greatly appreciated.
Click here to see answer by stanbon(75887)

Question 113191: Solve the equation
48. On a train, it took 3/4 hour to travel a distance of 52 1/2 miles. What was the average speed of the train?
Any help with this equation would be Greatly appreciated.
Click here to see answer by stanbon(75887)

Question 113195: Solve the equation by first clearing the fractions or decimals.
49.1/2t + 5/12 =5/6
Any help with this equation would be Greatly appreciated.
Click here to see answer by stanbon(75887)

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, 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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, 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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, 39106..39150, 39151..39195, 39196..39240, 39241..39285, 39286..39330, 39331..39375, 39376..39420, 39421..39465, 39466..39510, 39511..39555, 39556..39600, 39601..39645, 39646..39690, 39691..39735, 39736..39780, 39781..39825, 39826..39870, 39871..39915, 39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580