Tutors Answer Your Questions about Equations (FREE)
Question 132300: Please help.
The number of tickets sold each day for a performance is given by N(x)=-0.5x^2+10x+13, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold that day?
Thank you.
Click here to see answer by jim_thompson5910(35256)  |
Question 132330: Word Problem:
A company purchased a car for $25,000, and expect its value to depreciate
$2,500 per year.
Write an equation for the value fo the car, y, in terms of years X.
Please help or let me know if this is correct
Depreciation = $25,000-$2,500 divided by 1x or
using 1 x for each year.
The equation would be Y= 25,000-2,500(x) Is this correct?
Thank you, This was in my notes as an example to study for test. I have been unable to find even 1 similiar in the book Can you please help. Thank You
Click here to see answer by josmiceli(19441)  |
Question 132350: Here's another problem that I don't think we covered in our current chapter. The chapter is on factoring. I don't see anything in my text looks remotely like this equation. Any help is appreciated. The only instructions are - Perform and Simplify:(x+4/2x)(6x^2/x^2-16)
Click here to see answer by Earlsdon(6294) |
Question 132371: A family consists of a father, mother and some children. The mean age of the family is 18 years. Without the 38 year old father the mean age of the family decreases to only 14. How many children are there in the family?
Click here to see answer by oscargut(2103)  |
Question 132505: A ship cruising on a river can travel the 135 mile distance between two cities in 15 hours when cruising against the current. When cruising with the current, the trip takes 5 fewer hours. Write and solve a system of equations to find the speed of the current and of the ship in still water.
Click here to see answer by checkley71(8403) |
Question 132505: A ship cruising on a river can travel the 135 mile distance between two cities in 15 hours when cruising against the current. When cruising with the current, the trip takes 5 fewer hours. Write and solve a system of equations to find the speed of the current and of the ship in still water.
Click here to see answer by stanbon(75887) |
Question 132514: two families meet at a park for a picnic. At the end of the day one family travels east at an average speed of 42 mph and the other travels west at an average speed of 50 mph. both families have approximately 160 miles to travel.
a)find the time it takes each family to get home
b)find the time that will have elapsed when they are 100 miles appart
c)find the distance the eastbound family has to travel after the westbound family has arrived home.
Click here to see answer by stanbon(75887) |
Question 132594: Please help me understand this! I have a test soon and I don`t get how to do this!!! Thank you all sooo much! Here it is...
A rectangular piece of sheet metal measures 26in. by 20in. A square measuring 2in. by 2in. is cut out of each corner, and the sides are folded to form a box. What is the volume of the box?
Thank you so very much in advance!
Click here to see answer by checkley71(8403) |
Question 132641: Solve for x using the addition principle.
x + 16 = -8
I have to admit that i am at a total loss. When i decided to take online classes i didnt know algebra would be one of them. Please help me. I am too old for this lol.
Click here to see answer by stanbon(75887) |
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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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