Questions on Algebra: Numeric Fractions answered by real tutors!

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Question 236205: Find al numbers for which the raional expression is undefined. (n^3-3n) / (n^2-4)

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Question 237312: How do you simplify r squared minus 5r minus 6 over r plus 1
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Question 237314: 2%2F%283x-7%29=5, two over three x -7 = 5
or 2%2F3x+-+7=5

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Question 237340: Please help me understand how to solve the following problem?
Three tired and hungry people had a big bag of apples. While the other two were asleep, one of the three awoke, ate one-third of the apples, and went back to sleep. Later a second person awoke, ate one-third of the remaining apples and went back to sleep. Finally, the third person awoke and ate one-third of the remaining apples, leaving 8 apples in the bag. How many apples were in the bag originally?

Click here to see answer by edjones(8007) About Me 
Question 237340: Please help me understand how to solve the following problem?
Three tired and hungry people had a big bag of apples. While the other two were asleep, one of the three awoke, ate one-third of the apples, and went back to sleep. Later a second person awoke, ate one-third of the remaining apples and went back to sleep. Finally, the third person awoke and ate one-third of the remaining apples, leaving 8 apples in the bag. How many apples were in the bag originally?

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Question 237351: Answer is $60,000. How to write it as a 'numeric answer'?
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Question 237398: Is not a fraction nouthing more than a division problem-
Thank you---Thor

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Question 237595: 6 2/3 x 2 3/4
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Question 237595: 6 2/3 x 2 3/4
Click here to see answer by College Student(505) About Me 

Question 237593: -1/3 -(-3/5)
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Question 237528: what is the key to solving multiple fractional factors such as
12
105 x
14
30 x
15
14

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Question 237592: -1/6+2/3
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Question 237893: what is the answer to 7 1/4 minus 2 3/4. Please show work so I can complete my homework
Click here to see answer by vleith(2983) About Me 

Question 237966: Please help me with this fraction problem. The equation is -2/7x = 1/5
what is x? the answer i got when i tried to figure it out was x = -1/5 but that's not right... Thank you!

Click here to see answer by unlockmath(1688) About Me 

Question 238065: 225 + 4*3
----------
64 + 27 - 4

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Question 232306: what are reciprocals fraction

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Question 238075: how do you solve improper fractions ex.49 6/7+64 5/14
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Question 238233: what is the slope perpindicular to 7x-3y=6?
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Question 238233: what is the slope perpindicular to 7x-3y=6?
Click here to see answer by checkley77(12844) About Me 

Question 238227: solve for x.

4x-6x=2

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Question 238294: whut is the lcm fo 30
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Question 238373: p-4/9p=7/9
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Question 238472: How do I create numerical fractions in Word? I can select the normal fractions from Symbols such as 1/2 or 3/4 but I have fractions such as 1/6 or 23/40. How do I create them so they look the same as the 1/2.

Click here to see answer by Fombitz(32388) About Me 

Question 238491: how do i find the average of 5/6 4/3 3/4

and how do i solve 5+3/7 2-1/2

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Question 238607: solve for 4/9 = x/x3, and what is the formula to solve for this?
Click here to see answer by user_dude2008(1862) About Me 

Question 238572: Hello, can you please help me solve this equation? +%285%2F9%29%5E-8+
Thank you!

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Question 238893: Find -x when x=-25/21
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Question 239044: A teacher bought a package of 48 markers for her first grade class. After one school year, 13 markers were still working. What fraction of the package of markers was working? Express the result using a simple, convenient fraction that is close in value to the exact answer.
Thank you,
sayork@sbcglobal.net

Click here to see answer by Theo(13342) About Me 

Question 239711: HELPPPP!!!
solve each equation below.
the worksheet is titled: double cross.
g. x/2+2x/3=5
t. 5x/6-(3-x)/8=(4x+3)/12
s. 1/3(a+5)=7/2
b. (3k-8)/14+5/7=(k+1)/2

key: / means divide.
Sorry i wish i could find out a way to write the divide sign as it is on the paper i have so it would be easier to understand.
I am trying to help my little brother with his math and i am stuck on these problems!! PLEASE PLEASE help... he needs it badly!! help us!!
THANK YOU!!!!!!!!!!!!

Click here to see answer by Theo(13342) About Me 

Question 239885: If the sum of a number and two is doubled, the result is six less than three times the number. Find the number.
Click here to see answer by solver91311(24713) About Me 

Question 239969: i need help with fractions
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Question 240009: express 9 inches 3 yards in simplest form
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Question 240264: A total of 50 juniors and seniors were given a mathematics test. The 35 juniors attained an average score of 80 while the 15 seniors attained an average of 70. what was the average score for all 50 students who took the test?
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Question 240267: (Factor) which of the folowing is a factor of x2 - 5x -6?
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Question 240516: Simplify the expressions or solve the equations (If you're solving the equation...STATE THE PROPERTIES)
a) 7x-4y-2y-9-4x+6
So far I have 7x-4x+4y-2y+(-9)+6
=3x+2y-3
=-6y
-combine like terms
-subtract
-solution
Is this correct or too far off, can you please give me the corrections if I am wrong, thank you.

Click here to see answer by College Student(505) About Me 

Question 240523: Change the following fractions into decimals and percents.
7/10
2/3
2 1/4

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Question 240621: 1. 4 over b^-2
2. -2 over z^-1
3. -1 over c^0

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Question 241211: what is the connection between rational numbers and division?
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Question 240652: When the repeating decimal 0.4848 ... is written in simplest fractional form,
what is the sum of the numerator and denominator?
A. 32; B. 49; C. 137; D. 148; E. none

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Question 241616: Write 148% as a decimal
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Question 241616: Write 148% as a decimal
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Question 241616: Write 148% as a decimal
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Question 242113: We tried to solve this type of problem.....thought we were correct, however the teacher said otherwise. Of course she said we could "re-do" the incorrect problems, but she gave no further explanation. Use prime factors to simplify each expression.
4 4/15 + 2 4/39=

Click here to see answer by stanbon(75887) About Me 
Question 242113: We tried to solve this type of problem.....thought we were correct, however the teacher said otherwise. Of course she said we could "re-do" the incorrect problems, but she gave no further explanation. Use prime factors to simplify each expression.
4 4/15 + 2 4/39=

Click here to see answer by checkley77(12844) About Me 

Question 242099: -(-4x+5y-18z)
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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