Tutors Answer Your Questions about Equations (FREE)
Question 159810: The admission charge to a theme park is $48 for adults and $30 dollars for children. If the total of admission charges on a certain day was $81 480 and 2002 people entered, how many were adults , and how many were children ?
Click here to see answer by jojo14344(1513) |
Question 160230: Yes I am a homeschooling mom and I have the answer key to this problem but when my daughter worked it she got a negative. Please explain to me what you do make it positive. Here is the way she worked it. 16-x=2,
-16 -16
--------
-x = -14
The books answer is x = 14 ours is -x = -14
Click here to see answer by nerdybill(7384)  |
Question 160230: Yes I am a homeschooling mom and I have the answer key to this problem but when my daughter worked it she got a negative. Please explain to me what you do make it positive. Here is the way she worked it. 16-x=2,
-16 -16
--------
-x = -14
The books answer is x = 14 ours is -x = -14
Click here to see answer by Alan3354(69443)  |
Question 160157: hi everyone let me thank you first for all your help with this problem so thank you. here it is solve the following equations: 4ax+by=11ab 8ax-5by=ab answers are a) x =3a,y =2b b) x =2b,y =3a c) x = 3b,y = 2a d) x = 2a,y = 3b thank you
Click here to see answer by checkley77(12844) |
Question 160130: i relllyyyyyyyyyyyyyyyyy reallyyyyyyyyyyyyyyyyyyyyyyyyy neeed to get the answers for these problems, if your coulddddddddddddd do it for me i would ask god to blessssssssssssssssss u ....... plz plz plz....
1) subtract this: (4x/x^2+8x+12)-(x+7/x^2+3x-18) = ?
2) divide this: (4x^2-25/4x^2+20x+25)/(6x-15) = ?
3) perform the indicated operations and simplify the result. Leave your answer in factored form : 1-(2/2-5/x)
4) simplify : 27x^5y^-2/3x^-4y^0 = ?
(use positive exponents only)
5) simplify: (27a^2b^3)^2/3 = ? ( write the results using positive exponents.
6) solve for the indicated variable. Tx + Uy=V; f or y (U ≠0)
Y= ? , U ≠ 0
7) solve. (m/5)-2<(7/5)-(m/4) m ? then ? (simplify your answer. Type an integer or a fraction)
8) solve and graph : 5≤4x-3<29 ( solve the inequality… simplify your answer. Type an integer or fraction)
9) A jazz concert bought in $176,500 on the sale of 8500 tickets. If the tickets sold for $15 and $25 each, how many of each type of ticket were sold?
The number of $15 tickets is ?
10) you have $250,000 in an IRA (individual retirement account) at the time you retire. You have the option of investing this money in two funds: Funds A pays 5.3% annually and Fund B pays 7.8% annually. How should you divide your money between fund A and Fund B to produce an annual interest income of $14,750?
You should invest $? In Fund A and $? In Fund B.
11) Write the equations of the vertical and horizontal lines through the point (2,9).
What is the equation of vertical lines?
12) Write the equation of the line through the indicated point with the indicated slope. Write the final answer in the form y=mx+b. m= -7; (5, -4)
Y= ? ( type your answer in slope-intercept form)
okkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk i know its a lo, but please email me if you can i would keep in touch .. thank u soooooooooooooooooo much .. i hope it would work this way
Click here to see answer by checkley77(12844) |
Question 160159: could you please help me my question is if the two given equations are being solved so that one unkonwn is eliminated by the method of comparison,which of the following steps is essential? 3x + 2y=7 6x -5y =8 A)6x + 4y = 14 6x - 5y = 8 B) 15x = 10y = 35 12x - 10y = 16 C)6x then there is a line that has a 7 - 2y over the top of it and a 3 on the bottom of it then - 5y = 8 sorry i dont know how to set it up right anwser D is 7 -3x over 2 then = 6x over 5 if you could help me that would be great thank you for all you do.
Click here to see answer by gonzo(654) |
Question 160306: the formual relating "n" (the number of cricket chirps per minute) to "t" ( the temperature in degrees fahrenheit) is "n"=4t-160.
A. Using the symbolic method, find how many times a cricket would chrip in a minute at 90 degrees fahrenheit.
B. It is evening, and a cricket is chirping 48 times per minute. Use a symbolic method to find the temperature.
Click here to see answer by checkley77(12844) |
Question 160553: A shopkeeper sells chocolate coffee beans for $7 a pound. A customer asks the shopkeeper to mix 2 pounds of chocolate beans with 5 pounds of hazelnut coffee beans. If the customer paid $6 per pound for the mixture, what is the price per pound of the hazelnut beans?
Click here to see answer by Fombitz(32388)  |
Question 160692: At a sale, all CDs are one price and all tapes are another price. Three CDs and two tapes cost $72. One CD and three tapes cost $52. What are the prices of one CD and one tape?
So far I've got:
3c + 2t =72
c + 3t =52
Thanks
Click here to see answer by nerdybill(7384)  |
Question 160723: The width of a rectangular garden is 3yd more than twice its width. The perimeter of the rectangle is 36yd. What are the width and the length?
Any assistance is appreciated. I am the dad and if I can see how this one is done I can figure out the rest. Thank you!
Click here to see answer by nerdybill(7384)  |
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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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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
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