Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 860915: Divide
(Y^2-3y-25)/(y-2)
Not using synthetic division
Click here to see answer by josgarithmetic(39617)

Question 860934: isolate x
3(x-1)+3a=ax
Click here to see answer by mananth(16946)

Question 860955: 6x-6(x+12)=-18
Click here to see answer by ewatrrr(24785)

Question 860972: I need to know what the excluded factor of 20a+4 over 28a is
Click here to see answer by stanbon(75887)

Question 861202: iwant to know how can i pass a math quiz or test with an A and not a D or and F so that i could have an A in the class instead of a C
Click here to see answer by Alan3354(69443)

Question 861227: What is the solution to x=1/2y+3 and 2x-y=6?
Click here to see answer by ben720(159)

Question 861243: There were 244 tickets purchased for a major league baseball game. The lower box tickets cost $12.50 and the upper reserved tickets cost $8.00. The total amount of money spent was $2267.00. How many of each kind of ticket were purchased?

Click here to see answer by josgarithmetic(39617)

Question 861311: Two bikes are 100 miles apart and traveling towards each other at 10 and 15 miles per hour. How long until they meet? A bee is traveling at 20 miles per hour and starts from the front tire of the slower bike and moves back and forth between the bikes without losing any speed. How far will the bee travel?
Click here to see answer by mananth(16946)

Question 861278: Y(y-14)=0
Click here to see answer by Fombitz(32388)

Question 861584: What's the factors x^2+5x+4
Click here to see answer by Alan3354(69443)

Question 861631: Four-fifths of the sum of a number and three is equal to six and a half. What is the number?
(what is the equation I make to get the answer/ what is the answer please)
Click here to see answer by stanbon(75887)

Question 861267: (4a-2b^0c^1)^2 (-2a^3bc^-2)^3
_____________________________
(-4a^2c^-4)^3
I don't know even where to begin with this fraction.

Click here to see answer by Fombitz(32388)

Question 861739: a computer shop displays a total of 50 types A and type B mice. the cost of type A mouse is Rs. 6 and that of a type B mouse is Rs.13. if the total cost of both types of mice is Rs. 433,find the number of type A mice displayed.
Click here to see answer by mananth(16946)

Question 861786: -1 = -10 + x/9
Click here to see answer by ewatrrr(24785)

Question 861806: I think of a number, subtract 8 and double the result. The answer is 4 times more than the original number . Find the number

Click here to see answer by ewatrrr(24785)

Question 861806: I think of a number, subtract 8 and double the result. The answer is 4 times more than the original number . Find the number

Click here to see answer by stanbon(75887)

Question 861817: 4y + 8 = 2y + 6
Click here to see answer by ewatrrr(24785)

Question 861840: 63/54 X 21/35 X 15/22 Multiplying fractions please answer thanks so much =)
Click here to see answer by ewatrrr(24785)

Question 861873: 332/372 = x/12
How do I find x ?
Thanks,
Laurie

Click here to see answer by ewatrrr(24785)

Question 861873: 332/372 = x/12
How do I find x ?
Thanks,
Laurie

Click here to see answer by cigany29(23)

Question 861873: 332/372 = x/12
How do I find x ?
Thanks,
Laurie

Click here to see answer by Alan3354(69443)

Question 861881: Hi, how can I get this:
[((x-3)^2)/4]-[((y+2)^2)/16]=1
from this: 4x^2-y^2-24x-4y+16=0
Thanks!
Click here to see answer by ewatrrr(24785)

Question 862098: what is 15m times 5=115

Click here to see answer by Alan3354(69443)

Question 862057: I'm attempting to help my daughter. I know if I see how one is done, i can help her. The problem is: x(to the 2nd power)+6+9 is this a perfect square. If not, why?
Thank you for your help
Click here to see answer by solver91311(24713)

Question 862139: Multiply as indicated

(2x-3)(3x-2)
Click here to see answer by faceoff57(108)

Question 862141: The problem says to solve the trinomial equation k^2+8k=84. The answers are A) k=-12, k=7 B) k=14, k=-6. C) k=-14, k=6 or D) k=-12, k=4. Thank you!:)
Click here to see answer by faceoff57(108)

Question 862145: I am beyond confused on how to solve system of equations.. The book example is not clear and there Is Only one example! The question is :

Solve the following systems of equations. If the system cannot be solved, state that it cannot be solved and explain why.

3x+y=7
3x+y=10
Click here to see answer by josgarithmetic(39617)

Question 862144: Adult tickets for a play cost $25each and kids are $15 each. The total receipt was $7200 and the attendance was 400. How many kids and and how many adults attended?
Click here to see answer by mananth(16946)

Question 862212: 4x + 2 = 2x + 6
Click here to see answer by metodi022(3)

Question 862227: x - 3y = -3
x + 3y = 9
solve
Click here to see answer by Fombitz(32388)

Question 862338: The marginal cost of a product can be thought of as the cost of producing one additional unit of output. For example, if the marginal cost of producing the 50th product is $6.20, it cost $6.20 to increase production from 49 to 50 units of output. Suppose the marginal cost C(in dollars) to produce x thousand mp3 players is given by the function C(x)=x^2-100x+7600.
A.How many players should be produced to minimize the marginal cost?
B.What is the minimum marginal cost?
Click here to see answer by ewatrrr(24785)

Question 862427: Which statement about the graphs x=2 and y=4 is true
A. the two lines intersect at (2,4)
b. the two lines intersect at (4,2)
c. The graphs of x=2 is horizontal and y=4 is vertical
d. Both lines pass through the origin (0,0)
Click here to see answer by stanbon(75887)

Question 862425: Which ordered pair is not a solution to
2x +3y =12
a. (0,4)
b. (2,3)
c, (3,2)
d. (6,0)
Click here to see answer by richwmiller(17219)

Question 862431: Find the distance between points A (3,-2) and B (-1,4)
Click here to see answer by mananth(16946)

Question 862433: Find the midpoint of A (3,-2) and B (-1,4)
Click here to see answer by mananth(16946)

Question 862566: 1). Use 1st principle to find the first derivative [f^'(x)] if
F(x)=tan2x
Click here to see answer by Fombitz(32388)

Question 862632: How many soldiers are there in a group of 27 sailors and soldiers if there are four fifths (4/5) as many sailors as soldiers?
Click here to see answer by ewatrrr(24785)

Question 861937: what is tanx=1 (its the problem)

Click here to see answer by Fombitz(32388)

Question 862617: My question is:
If 10 bottles of water cost $2.70 less than 12 bottles of water, how much does each bottle cost?
All I need is the equation for the problem. I've never dealt with a problem like this before.
Click here to see answer by ewatrrr(24785)

Question 862564: 1). Use the 1st principle to find the first derivative [f^'(x)] if
G(x)=cosec2x at x=pi/6
Click here to see answer by Alan3354(69443)

Question 862537: how to solve for x in equation :

please include manual steps
thanks:)
Click here to see answer by josgarithmetic(39617)

Question 862537: how to solve for x in equation :

please include manual steps
thanks:)
Click here to see answer by ewatrrr(24785)

Question 862675: I have try to work this math problem, but I don't remember the step on how to solve it. 2x+2y=16
x=y-2

Click here to see answer by ewatrrr(24785)

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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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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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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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