Questions on Algebra: Numeric Fractions answered by real tutors!

Tutors Answer Your Questions about Numeric Fractions (FREE)

Question 118668: If you have a negative improper fraction like -29/16 If you simplify that is it still a negative?
Click here to see answer by stanbon(57347)

Question 118668: If you have a negative improper fraction like -29/16 If you simplify that is it still a negative?
Click here to see answer by jim_thompson5910(28595)

Question 118777: Trying to solve this equation:
(X+2)(12/x -1)=12
Have tried many options without success.
Thanks
Click here to see answer by jim_thompson5910(28595)

Question 113373: a+2a=39
Click here to see answer by HyperBrain(694)

Question 119089: 2 3/4 times 8 2/3
Click here to see answer by tutorcecilia(2152)

Question 119217: what is the lowest common multiples of 5, 3, and 2.
what is the lowest common multiples of 3, 4, and 5.
what is the lowest common multiples of 7, 2, and 3.
what is the lowest common multiples of 3, 9, and 6.
Click here to see answer by jim_thompson5910(28595)

Question 119302: how do you cancel this algebraic fraction
2a/6b?
I think it could be 1a/3b but am not sure. Thanks x
Click here to see answer by stanbon(57347)

Question 119614: x/4 - 3x/2 = -1/2
Click here to see answer by stanbon(57347)

Question 120242: solve for all values of x that satisfy the equation x/x+3=5/x+7

Click here to see answer by madhan_math(34)

Question 120445: I need to simplify the expression by combining like terms
-2/3(y-11x)-1/6y
i know you need to distrubute but it gets so complex i know i'm doing something wrong please help, i ask for help more than two hours ago now if someone could please reply it would really heelp thanks
Click here to see answer by jim_thompson5910(28595)

Question 120691: The problem is 6/10 = 9/x What is X?
Click here to see answer by jim_thompson5910(28595)

Question 120691: The problem is 6/10 = 9/x What is X?
Click here to see answer by B-Rod33(7)

Question 120742: i dont know if this is the right category but i didnt see anything else....solve- 3x/2+2x-3/3-4
Click here to see answer by rapaljer(4667)

Question 120741: add: a(3)c(2)/x+ x(3)-cx(2)/m The numbers in the ( ) are exponets.
Click here to see answer by stanbon(57347)

Question 120744: Solve: 4x/3-3x+1/2=2 and 2 fifths
Click here to see answer by stanbon(57347)

Question 121414: Please help me solve the following question:
In the problem 4/n plus 5/m, if m is the Lowest Common Denominator for the problem, what do you know about the relationship between n and m?
Thank you so much,
Brigid
Click here to see answer by checkley71(8403)

Question 121859: On average, 40 percent of U.S. beer drinkers order light beer.
(a) What is the probability that none
of the next eight customers who order beer will order light beer?
(b) That one customer will?
(c) Two customers?
(d) Fewer than three?
(e) Construct the probability distribution
Please kindly help. Thank you
Click here to see answer by solver91311(16885)

Question 121888: The sum of two numbers is 40. If twice the larger number is divided by the smaller, the quotient is 3 and the reminder is 10. Find the number. I NEED HELP. PLEASE!!!! The answer is 26 or 14, but I do not know how to get there.
Click here to see answer by solver91311(16885)

Question 121905: Dale hikes 15km up a mountain trail. Her return trip on the same trail takes 30 mins less because she is able to increase her speed by 1 km/h. How long does it take her to climb up and down the mountain? I REALLY NEED HELP WITH THIS!!! The answer is 5 1/2 hours, but I do not know how to get there. I am also supposed to make a chart, but I think I can do that with the info you give me.
Click here to see answer by stanbon(57347)

Question 121866: The sum of two numbers is 40. If twice the larger number is divided by the smaller, the quotient is 3 and the reminder is 10. Find the number. I NEED HELP. PLEASE!!!! The answer is 26 or 14, but I do not know how to get there.
Click here to see answer by ankor@dixie-net.com(15652)

Question 121927: 16(-1/2)squared minus 125(-2/5)squared. Sorry I had to write squared I couldn't find a button on my laptop. I keep coming up with -6 but the text book say -16 and I can't figure out why.
Click here to see answer by Earlsdon(6287)

Question 121858: A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02. What is the probability that
a) both will fail?
b) Neither will fail?
c) One or the other will fail? Show all steps carefully.
Could you kindly help me. This is new to me.

Click here to see answer by bucky(2189)

Question 122110: Erica hiked up a mountain trail at 3 km/h and returned at 4 km/h. The entire trip took 5 hours and 10 minutes, including the 1/2 hour she spent resting. How long was the trail? PLEASE HELP!!!!!!! The answer is 8 km, but I don't know how to get there. HELP!!!!!!!!!
Click here to see answer by solver91311(16885)

Question 122109: Liann bought several apples at the rate of 3 for 35 cents. She sold 9/10's of them at 25 cents each, making a profit of $6.50. How many apples did she fail to sell? PLESAE HELP!!!!!!!!! The answer is 6 apples, but I do not know how to get there. HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Click here to see answer by ankor@dixie-net.com(15652)

Question 122105: I I increase my usual driving speed by 10 km/h, I can drive the 255 km trip to Nashville in 24 min less than usual. How fast do I usually drive? PLEASE HELP!!!! There is not an answer in the back, and I also don't know what to do!!!!HELP!!!!!!!!!!!!!!!!!!! I am sorry if this is not enough info, but that is all there is in the book.
Click here to see answer by ankor@dixie-net.com(15652)

Question 122168: 28 1/17 - 4/9
Click here to see answer by edjones(7569)

Question 122154: Liann bought several apples at the rate of 3 for 35 cents. She sold 9/10's of them at 25 cents each, making a profit of $6.50. How many apples did she fail to sell? PLESAE HELP!!!!!!!!! The answer is 6 apples, but I do not know how to get there. HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Click here to see answer by oscargut(891)

Question 122321: ok hey wats up?? i have a q. when u add a positve fraction which is 12 and 5/11+ negative 6 and 7/11 wat is the answer because im confused i dont get it i have a test tom and no one in my family gets it either thhxx so much reply soon!
Click here to see answer by foreverinfaith(2)

Question 122343: solve: x-3/2 - 3x+4/2 =3
Click here to see answer by kwobsi(2)

Question 122155: If I increase my usual driving speed by 10 km/h, I can drive the 255 km trip to Nashville in 24 min less than usual. How fast do I usually drive? PLEASE HELP!!!! There is not an answer in the back, and I also don't know what to do!!!!HELP!!!!!!!!!!!!!!!!!!! I am sorry if this is not enough info, but that is all there is in the book.
Click here to see answer by solver91311(16885)

Question 122519: how do you find the greatest common denominator for numeric fractions, in order to reduce them?
Click here to see answer by MathLover1(6633)

Question 122600: what is -9/0?
Click here to see answer by Earlsdon(6287)

Question 122681: Express as a trinomial

Click here to see answer by jim_thompson5910(28595)

Question 122923: what is -3x > -12
Click here to see answer by jim_thompson5910(28595)

Question 122974:
Solve: x+2/5 - 3x-3/2=4
Click here to see answer by checkley71(8403)

Question 123030: How do you simplify the following fraction?
a^2 - 2ab + b^2
________________
a - b
Click here to see answer by stanbon(57347)

Question 123049: what's the lcd of these fractions?

3/4, 3/8, 1/5
Click here to see answer by rapaljer(4667)

Question 123049: what's the lcd of these fractions?

3/4, 3/8, 1/5
Click here to see answer by checkley71(8403)

Question 123047: How would you multiply and express product in simplest form?
x^2+5x+4/(x+3)^2 divided by x+1/x^2-9
Click here to see answer by stanbon(57347)

Question 123045: How would you multiply and express the product in simplest form?
x^2 - 9/x+2 times x^2 - 4/x-3
Click here to see answer by rapaljer(4667)

Question 123036: How do you simplify this fraction?
2x^2 - 32
__________
x - 4
Click here to see answer by rapaljer(4667)

Question 123116: why do u not reduce fraction 5 over 66?
Click here to see answer by Earlsdon(6287)

Question 123527: factor: 45xyz^2+5x^2yz^2+100yz^2
Click here to see answer by stanbon(57347)

Question 123523: factor: 30xy-72y-3x^2y
Click here to see answer by scott8148(6628)

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