Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 387480: Solve for y
y+4=2/3(x-2)
Click here to see answer by tara0066(31)

Question 387479: Solve for x
x-9=-x+a+4b
Click here to see answer by tara0066(31)

Question 387485: 2 times some number minus 20 equals 2
Click here to see answer by rapaljer(4671)

Question 387486: If g(x)=x to the second power +x -1 What is G if it was G(3)
Click here to see answer by rfer(16322)

Question 387572: Solve. Please show all of your work.
The second angle of a triangle is 4 times as large as the first. The third angle is more than the sum of the other two angles. Find the measure of all three angles. UGH..!!! 2 HRS AND COUNTING ...SOMEONE PLZ HELP!!!!!!!
Click here to see answer by rfer(16322)

Question 387633: what is an equation of a line that is perpendicular to x = -3? Please explain how you got this equation.
Click here to see answer by gwendolyn(128)

Question 387644: how do you solve 26=8+v?
Click here to see answer by rfer(16322)

Question 387722: write in standard form an equation of the line that passes through the given point and has the given slope.use integer coefficients. (-2,-1),m=3
Click here to see answer by rapaljer(4671)

Question 387151: In a isosceles trapezoid , the length of the base is 10x-4 on the leg is 6x-5 , the length of other leg is 4x + 7 find the value oF X ?
Click here to see answer by robertb(5830)

Question 387807: write in standard form an equation of the line that passes trough the given point and has the given slope.Use integer coefficient. (6,-1),m=0
Click here to see answer by josmiceli(19441)

Question 387833: divide and simplify
4/v divided by 36/v
Click here to see answer by rfer(16322)

Question 387808: write in standard form equations of the horizontal line and the vertical line that pass through the point.(-1,7).
Click here to see answer by rfadrogane(214)

Question 387922: x-3y=-8
y+2=1
x+42=7
How do I solve this problem?
Click here to see answer by Alan3354(69443)

Question 387969: x^4+8x^2=9
Click here to see answer by robertb(5830)

Question 387982: 3^(x+3)+3^x=84
Click here to see answer by robertb(5830)

Question 388007: twice a number is 44
Click here to see answer by mdenny(8)

Question 386931: A company estimates that 5% of the parts they manufacture are defective if 8 defective parts are found one week by quality testers how many parts were manufactured that week
Click here to see answer by mdenny(8)

Question 387790: use the equations from part a and part b as a system of equation, use the substitution method to determine how many of each floor plan is avaialble
x + y = 56
x + 3y = 56
describe steps
Click here to see answer by Fombitz(32388)

Question 388212: The variables x and y vary inversely. Use
the given values to write an equation that relates x and y.
x = 3, y = 6

Click here to see answer by robertb(5830)

Question 388211: The variables x and y vary directly. Use
the given values to write an equation that relates x and y.
x = 12, y = 4
Click here to see answer by tara0066(31)

Question 388209: The variables x and y vary directly. Use
the given values to write an equation that relates x and y.
x = 5, y = 25

Click here to see answer by Fombitz(32388)

Question 388290: Pythagorean Theorem
The diagonals of a square bisect each other at right angles. What is the length of a side of a square if the diagonals are each 12 inches long?
Click here to see answer by nerdybill(7384)

Question 388410: a number is added to its reciprocal the sum is 25/12. find the number (show your solution)
Click here to see answer by mananth(16946)

Question 387829: the sales representative informs you that there are two floor plans still available, and that there are a total of 56 house available. Use x to represent floor plan #1 and y to represent floor plan#2. write an equation that illustrates the situation
Click here to see answer by richard1234(7193)

Question 388493: Please help me solve this equation:
Click here to see answer by stanbon(75887)

Question 388493: Please help me solve this equation:
Click here to see answer by MathLover1(20849)

Question 388527: Write equations for the vertical and horizontal lines passing through the point (9,7)
Click here to see answer by ewatrrr(24785)

Question 388527: Write equations for the vertical and horizontal lines passing through the point (9,7)
Click here to see answer by solver91311(24713)

Question 388533: A sleigh carrying a load of presents weighs 9125 pounds. The same sleigh carrying a load of candy weights 7875 pounds. The toys weigh three times as much as the candy. How many pounds does the sleigh weigh when it is empty?
Click here to see answer by user_dude2008(1862)

Question 388602: Please help me solve this

Solve for x: 3(x-4) < -6 + 3x

Click here to see answer by Jk22(389)

Question 388619: 1. Solve algebraically the equation 15sin2x�=10cosx� for 0≤x<360
Can you provide full working.
Andy.
Click here to see answer by richard1234(7193)

Question 388618: 1. Solve algebraically the equation 15sin2x�=10cosx� for 0≤x<360.

Click here to see answer by stanbon(75887)

Question 388647: If 't' be a real no satisfying eqtn 2tqb-9tsq+30-a=0, then what will be the values of 'a' for which the equation X^2-tX+1=0 gives 6 real and distinct values of X
Click here to see answer by richard1234(7193)

Question 388615: 3. Express 3cos(x�)+5sin(x�) in the form kcos(x�-a�), where k>0 and 0≤a≤360
Can you provide full working with the solutions please.
Click here to see answer by robertb(5830)

Question 388687: Please help me solve this
Solve the equation for x:
-1/6x = 24

Click here to see answer by jim_thompson5910(35256)

Question 388704: 4^x+4^(1/x)=18
Click here to see answer by Jk22(389)

Question 388735: Simplify the expression (3y-6y^2)/(1-2y)

Click here to see answer by Jk22(389)

Question 388790: Write an equation for the sentence below:
The difference of twice a number and 16 is equal to the quotient of three times the number and 8
I got 2x-16 = 3x�8 is this a right way to write it or not.. my book doesn't cover problems that are like this for equation writting..
Thanks for your time xoxo
Click here to see answer by jim_thompson5910(35256)

Question 388822: At 18 feet above ground level, Ryan steps onto an escalator that descends at a constant rate of 1.5 feet per second. Ryan's distance from the ground is given by the following formula where d is the distance from the ground, in feet,and n is the number of seconds he has been on the escalator.

d=18-1.5n
In how many seconds after Ryan steps onto the escalator will he be 8.25 feet from the ground?
Click here to see answer by rfer(16322)

Question 388844: how do i write the expression without using a fraction bar for 1/64? Thank you.
Click here to see answer by ptaylor(2198)

Question 388834: 1 - y = 2x Is A Direct Variation.?
Click here to see answer by stanbon(75887)

Question 388896: 22 + x = 67
x+?

Click here to see answer by jerryguo41(197)

Question 389017: The area of a rectangle of length x is given by 15x � x2. Find the width of the rectangle in terms of x.
Click here to see answer by robertb(5830)

Question 389020: How to solve 3x^2-27/x^2+3x
Thank you!
Click here to see answer by Jk22(389)

Question 389026: How to solve this?
2x^2+1=-5x
Thank you!
Click here to see answer by mananth(16946)

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, 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