Tutors Answer Your Questions about Equations (FREE)
Question 131321: i have a equation/word problem that i can't figure out.
the question is: a 90 inch pipe is cut into two pieces. one piece "x" is 20 inches more than the other piece "y". find the length of each piece.
i came up with 20 inches, and 70 inches. i tried the problem different ways, and can't seem to come up with the correct answer.
Click here to see answer by 067isa(13)  |
Question 131385: A new virus is released on the internet; the administrator of a department's Local Area Network(LAN)is given 5 minutes by a manager to estimate the impact. The administrator samples 12 of the PC's connected to the LAN, and finds that 7 are infected. Use proportion to estimate the number of infected PC's if there are a total of 117 PC's connected to the LAN.
Click here to see answer by stanbon(75887) |
Question 131423: i tried checking and checking my work over and over but i always end up getting stuck in the same place i don't get what's wrong when i do the equation of 6(x+4)=3-2! i need someone to not give me the answer but to help me understand!! thanks!!
Click here to see answer by Earlsdon(6294) |
Question 131631: At a recreation and sports facility, 3 members and 3 nonmembers pay a total of $180 to take an aerobics class. A group of 5 members and 3 nonmembers pay $210 to take the same class. How much does it cost members and nonmembers to take the aerobics class?
Click here to see answer by stanbon(75887) |
Question 131684: Use the Rational zero theorem. Descartes's ruel of signs and the theorem on bounds as aids in finding all real and imagainary roots to each equation. I am not understanding how to get the p's and q's from this equation and also where do my numbers come from for the positive, negative and imaginary table.
Click here to see answer by stanbon(75887) |
Question 131669: I think thisa is the right section, anyways,
the problem is...
lets say,
Eg. 11(3x+9)=104
-ino how to do these its just that, (it dosent let you do it on the computer)its the fraction ones i need help with, you no like the example, but then it is divided too.
I always seem to get these wrong in class.
Thanks a bunch
please reply A.S.A.P
thanks a banana,
byebye
Click here to see answer by rapaljer(4671)  |
Question 132086: A manufacturer of tennis rackets finds that the total cost C(x) (in dollars) of manufacturing x rackets/day is given by Each racket can be sold at a price of p dollars, where p is related to x by the demand equation If all rackets that are manufactured can be sold, find the daily level of production that will yield a maximum profit for the manufacturer.
Can you help please please please please : ) THANK YOU! ! ! !
Click here to see answer by stanbon(75887) |
Question 132101: Solve the system of equations using the substitution method.
If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is “no solution” or “infinitely many solutions.”
-3x + y = 1 5x + 2y = -4
Click here to see answer by TakeATuition.com(57) |
Question 132101: Solve the system of equations using the substitution method.
If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is “no solution” or “infinitely many solutions.”
-3x + y = 1 5x + 2y = -4
Click here to see answer by checkley71(8403) |
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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, 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