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Question 1158010: When the number 𝑛 is written in base 𝑏, its representation is the two-digit number 𝐴𝐵 where 𝐴=𝑏−2 and 𝐵=2. What is the representation for 𝑛 in base (𝑏−1)?
Click here to see answer by KMST(5377)

Question 24587: Solve the system of equations by substitution: y= xsquared+2x-2 and y=3x+4
thanx
Click here to see answer by josgarithmetic(39823)

Question 24587: Solve the system of equations by substitution: y= xsquared+2x-2 and y=3x+4
thanx
Click here to see answer by MathTherapy(10839)

Question 49223: We are suppose to find the gcf of the product but I am unsure of where to start. Should I start by sloving the equation or just factoring each term.
(6y^2-3y)(y+7)
Click here to see answer by ikleyn(53875)

Question 47801: Can you please tell me if the answer to this question that I got is correct?
(-10xy^3z^2)^3= x^3y^9z^6/1000, just to clarify, x to the third, y to the ninth, z to the sixth over 1000 Thank you so much for the help!!!

Click here to see answer by ikleyn(53875)

Question 299158: Solve by the LCM method:

I am unable to come up with the LCD: (y+3)(y-3)? Unsure of how to work this. Once I have the LCD, I believe I will be able to solve it. Thank you in advance for your help.
Click here to see answer by ikleyn(53875)

Question 411220: I need to solve this rational equation 18/x-3+18/x+3=8

Click here to see answer by greenestamps(13355)

Question 411220: I need to solve this rational equation 18/x-3+18/x+3=8

Click here to see answer by MathTherapy(10839)

Question 278288: 7w^3/28w^2
Click here to see answer by josgarithmetic(39823)

Question 278288: 7w^3/28w^2
Click here to see answer by ikleyn(53875)

Question 276444: Factor by grouping x^2-y^2-ax-ay
Click here to see answer by n2(88)

Question 276444: Factor by grouping x^2-y^2-ax-ay
Click here to see answer by ikleyn(53875)

Question 243807: The Epson Stylus 850 can print Helen's class project in 18 minutes. The Epson Stylus 500 can print the project in 36 minutes. If the two printers work together, how long would they take to print out the project?
Click here to see answer by greenestamps(13355)

Question 384433: I am having a problem with dividing polynomials.
(6x^2 - 25x - 10) divided by (3x + 2)=?????
send the complete question.
I know that 3x/6x^2 = 2x after that I am lost. Can you help!
Click here to see answer by MathTherapy(10839)

Question 264797: a^2/a-3 = 9/a-3
Click here to see answer by ikleyn(53875)

Question 1003361: If 1 is a zero of p(x) =ax^3-(a-1)x-1 then find value of a
Click here to see answer by MathTherapy(10839)

Question 1003361: If 1 is a zero of p(x) =ax^3-(a-1)x-1 then find value of a
Click here to see answer by ikleyn(53875)

Question 722429: Divide.
6x3-7x2-9/
3x+1
Please help thank you!
that / is suppose to be in the middle of 6x3-7x2-9 and 3x+1
the 6x3 the 3 is suppose it be an exponent also the 7x2 the 2 is suppose to be an exponent
**Sorry I dont know how to do exponents on this website.
Click here to see answer by MathTherapy(10839)

Question 139405: I need to solve this equation and state any extraneous solutions. When it says over, it's a fraction. I didn't know how else to put it.
a over 3a+6
minus
a over 5a+10
equals 2 over 5

Click here to see answer by MathTherapy(10839)

Question 1026531: 4/x-3 + 2x\xsquared-9 = 1/x+3
Click here to see answer by n2(88)

Question 1026531: 4/x-3 + 2x\xsquared-9 = 1/x+3
Click here to see answer by ikleyn(53875)

Question 1033430: Write a polynomial that represents the sum of the square of the next even integer after the integer x and the square of the integer right before the integer x.
Click here to see answer by josgarithmetic(39823)

Question 619589: i need help with this i need to add and simplify thanks
3w/w^2-64 + w/w-8
Click here to see answer by josgarithmetic(39823)

Question 619589: i need help with this i need to add and simplify thanks
3w/w^2-64 + w/w-8
Click here to see answer by MathTherapy(10839)

Question 131106: Please can you help me with this equation, I have tried but can't figure it out. The answer from the back of my text book says that it is T=P/.25 or T=P*4, but I have to show my work. the equation is (T+P)/T=1.25 and I need to solve for T.
Click here to see answer by greenestamps(13355)

Question 312845: I need some help with this problem,
Click here to see answer by MathTherapy(10839)

Question 1178647: The formula F=Kq1q2/r^2 gives the force between two point charges of q1 and q2 coulombs that are r metres apart. If two equally charged balls are placed 0.1m apart and the force between the balls is 9.8*10^-4 Newtons, calculate the charge on each ball to 2 significant figures, given K=9.0*10^9.
Click here to see answer by ikleyn(53875)

Question 434848: hi..im in 7th grade algebra and i work out of the algebra 1 book published by glenco. i am in chapter 8 and working on dividing monomials. i really dont understand my homework and need help.. i dont want you to give me the answer, i want to be able to understand it. i dont understand wether i am supposed to divide the final product or what. here is some questions i am having trouble with on my homework for tonight.

#20. -2a cubed over 10a to the eighth power.
#22. x cubed times y to the zero power times x to the negative 7th power.
please help!!
Click here to see answer by MathTherapy(10839)

Question 764376: 9x to the fourth power minus 25x to the second power plus 16 is equal to zero
Click here to see answer by MathTherapy(10839)

Question 455657: Using the Point-Slope form to write equations
m=3/4, (2,-6)
y--6=3/4(x--2)
How do I solve this problem?
Click here to see answer by ikleyn(53875)

Question 453363: (sub subject is Factoring)
solve
please justify your answer thank you
Click here to see answer by MathTherapy(10839)

Question 453363: (sub subject is Factoring)
solve
please justify your answer thank you
Click here to see answer by ikleyn(53875)

Question 83444: perform the indicated division. rationalize the denominator if necessary then simplify each radical expression
-9-square root of 108
over
3
Click here to see answer by MathTherapy(10839)

Question 452963: I am having a problem factoring this one 14a^(2)-45a-14
Click here to see answer by MathTherapy(10839)

Question 452963: I am having a problem factoring this one 14a^(2)-45a-14
Click here to see answer by ikleyn(53875)

Question 661692: (343/y^9)^-1/3 Write the expression using radical notation. Then simplify if possible.
Click here to see answer by MathTherapy(10839)

Question 446771: (y^2-4/y+3)=2-(y-2/y+3)
Click here to see answer by ikleyn(53875)

Question 446368: factor the expression completely:
x^4-9x^2
please help me as as u cannnnnnnnnnnnnnnnn
waiting for replyyy
Click here to see answer by ikleyn(53875)

Question 729570: A firm anticipates a capital expenditure of $10,000 for new equipment in 5 years. How much should be deposited quarterly in an account earning 10 % interest per year, compounded quarterly to provide for the purchase?
Click here to see answer by ikleyn(53875)

Question 732181: simplify this expression(12)/(7d)-(3)/(14d)
Click here to see answer by ikleyn(53875)

Question 732364: how do I simplify
x^2+9
Click here to see answer by ikleyn(53875)

Question 733227: (4x9 + 2x8 � 5x7 + 6x6 � 3x5 + 2x4 + 4x3 � x2 + 4x � 7) (3x9 - 8x8 � 2x7 - 9x6 � 4x5 + x4 + 2x3 �2 x2 + x + 5)
Click here to see answer by ikleyn(53875)

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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, 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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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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