Questions on Algebra: Equations answered by real tutors!

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Question 309792: The expression a^-2 b^3
divided by
1^4 b^-2 is equivalent to
I know since the terms are not equal you cant divide them but i wasnt sure if this was a problem where you would do factoring
Click here to see answer by stanbon(75887)

Question 309790: Graph the solution set of |6x-7|>or equal to 5
I was able to come up with the values of x(>or equal)to 2 and x (
Click here to see answer by stanbon(75887)

Question 309748: solve 5 raised to x+2=12?
Click here to see answer by ankor@dixie-net.com(22740)

Question 309749: use the chang of base formula to evaluate log6 15???
Click here to see answer by nerdybill(7384)

Question 309827: How would I simplify this expression?
6 / 3 - √18
Click here to see answer by ankor@dixie-net.com(22740)

Question 309839: on three consecutive passes, a football team gains 8 yards, loses 37 yard, and gains 10 yards. what number repesents the total net yardage
Click here to see answer by checkley77(12844)

Question 309868: find all solutions to x^3 - 6x +4 = 0. how many real and how many complex solutions? I can graph and get answers, but I'm not sure how to solve it otherwise.
Click here to see answer by Edwin McCravy(20054)

Question 309893: I'm not sure how to solve this problem. 8x-(4x+6)=6
I know I need to start with the parenthesis first so does that mean that (4x+6)= 10x ??? so if I was to simplify that it would be 8x-10x=6 but that does not look right. That is why I am asking for help because I do not know what step I skipped. Please advise...
thank you so much...
Click here to see answer by jim_thompson5910(35256)

Question 309741: I need help with how to solve this problem. Thanks!
1/x - 2/1 - x = 1/2
Click here to see answer by checkley77(12844)

Question 309952: the length of a rectangle is 31 centimeters less than five times its width. the area is 72 square centimeters. find the dimensions of the rectangle.
Click here to see answer by mananth(16946)

Question 309951: a rectangular parking lot has a length of 5 yards greater than the width. the area of the parking lot is 750 square yards. find the length and width.
Click here to see answer by mananth(16946)

Question 309947: How would I solve this equation?
2y^2 - 3y - 6 = 0
Click here to see answer by jim_thompson5910(35256)

Question 309978: If one number is half of another and their average is 15, what is the value of the smaller number increased by 2?
(A) 8 (B) 10 (C) 12 (D) 20 (E) 30

Click here to see answer by mananth(16946)

Question 309948: How wouldI simplify this problem?
[(2a^1/2) / (b^1/3)]^6
Click here to see answer by Fombitz(32388)

Question 309956: The formula b=29a is used in New England to estimate the minimun furnace output, b, in BTU's. for a modern house with a square feet flooring.
a) determine the minimun furance output for a 1700 ft moder house.
b) Solve the formula for a.
Click here to see answer by Alan3354(69443)

Question 309987: What is the answer to: 8/4+5r/4=6r/2 I have tried everything I know but I still can't get it.
Click here to see answer by Alan3354(69443)

Question 310000: I hope this is right section. Please can you help me with this?
1. Ben has four times more money than Alfred. Penelope has one half the amount of money as Ben has. The total amount of money that Ben,
Alfred and Penelope have is R140.00.
Show by calculation the amount of money that each of them has.

3.2 Tom and Dick have a certain amount of money. The sum of four times the amount of money that Tom has and three times the amount of money that Dick has is R59.00. The difference between the amount of money that Tom an Dick have is R6,00. Using this information, show the calculation the amount of money that each Tom and Dick have.
Click here to see answer by Earlsdon(6294)

Question 310167: Solve for y:
(y(3y+2(3*sqrt(13)-3y))/(2)*((y)/(2))^((2)/(3))*sqrt(0.005))/(0.024) = 30.0
Thanks in advance.
Click here to see answer by Edwin McCravy(20054)

Question 310257: Hi guys,
Please can you tell me the following:
5^0 (5 to the power 0) - does this equal 1 or does it remain 5?
Also
2x^0 - does the x fall away and I only use 2 in the equation?
Click here to see answer by jim_thompson5910(35256)

Question 310284: what is 2b-8 over -2 = 3b-4 over 5?
Click here to see answer by vleith(2983)

Question 310242: a-7/10=a-2/8
Click here to see answer by Fombitz(32388)

Question 310343: I keep coming up with two different answers.
Please help...
Ax=b-x
Solve for x
kellibutterfly39@aol.com
Click here to see answer by Fombitz(32388)

Question 310343: I keep coming up with two different answers.
Please help...
Ax=b-x
Solve for x
kellibutterfly39@aol.com
Click here to see answer by josmiceli(19441)

Question 310410:
Click here to see answer by JBarnum(2146)

Question 310415: 3x-4=6

Click here to see answer by JBarnum(2146)

Question 310417: 3x-12=6
Click here to see answer by JBarnum(2146)

Question 310427: The perimeter of a swimming pool is 96m. The width is 3m more than half the length of the pool. Find the length and breadth of the pool.
Click here to see answer by checkley77(12844)

Question 310452: My daughter is having trouble with a math problem. I can't figure it out, please explain how to plot this and come up with the answer.
Thanks in advance.
Solve equation by graphing.
2x + y = 1
y = -2x + 5
Click here to see answer by stanbon(75887)

Question 310135: 5(3a-1)�+3=-16(3a-1)
Click here to see answer by scott8148(6628)

Question 310505: What is -|-6|-3?
Click here to see answer by JBarnum(2146)

Question 310505: What is -|-6|-3?
Click here to see answer by jim_thompson5910(35256)

Question 310472: I need to write an equation using this scenerio; 56 houses are for sale with two floor plans with x representing plan 1 and y representing plan 2 would this be correct 1x+2y=56 ? part two of the scenerio states that threre are three times as many homes with plan two than for plan 1 write an equation using the same variables as in part 1 of the scenerio. How would I write the equation for part 2 of this scenerio?
Click here to see answer by josmiceli(19441)

Question 310396: what is the exact value of csc theta if theta is an angle in standard position and its terminal side passes through the point (-3,2)?
Click here to see answer by Fombitz(32388)

Question 310431: Robert is on a diet and can have 500 calorie for lunch. A 3- ounce hamburger on whole wheat bread has 315 calories, and a 12-ounces of soda has 145 calories. How many French fries can he eat if there are 10 calories in one French fry?
Click here to see answer by Fombitz(32388)

Question 310425: The realtion between Celsius and Fahrenheit scale of temperatures is given by:C=(5/9)(F - 32), or, F = (9/5)C +32. Calulate the temperature in Celsius if the temperature in Fahrenheit is 45 F. also, calculate the temperature in Fahrenheit if the temperature in Celsius is 98o C.
Click here to see answer by rfer(16322)

Question 310571: need to solve 2x-(-5)-(-3)=x+10
Click here to see answer by stanbon(75887)

Question 310602: y/5 + 5 = 7

Click here to see answer by Fombitz(32388)

Question 310607: (a+b)6

Click here to see answer by nyc_function(2741)

Question 310716: Solve
6x+8 = 3x+29
I do not understand how to solve these, is there any way you could explain to me how to solve equations like these?
Click here to see answer by solver91311(24713)

Question 310718: 3x - 24 = 8x + 6
What is x?
Click here to see answer by loni1234(7)

Question 310717: x = 2x - 4
What is x?
Click here to see answer by loni1234(7)

Question 310601: r + 6/5 = r + 8/7

Click here to see answer by Fombitz(32388)

Question 310813: If you multiply x by 2/3 and then subtracts 12 from the product, the difference is equal to the original number x multiplied by 1/3 what is x? Write the equation.
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, 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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, 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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