Questions on Algebra in Finance answered by real tutors!

Tutors Answer Your Questions about Finance (FREE)

Question 884225: How much smaller -4 than 2
Click here to see answer by vleith(2983)

Question 884339: Solve equation:
x^2+2x-1=0
Click here to see answer by DrBeeee(684)

Question 884422: Factor 36c^2-121
Click here to see answer by Fombitz(32388)

Question 884421: Factor by grouping 16m^2-16-5=
Click here to see answer by Alan3354(69443)

Question 884430: solve equation t(4t+1)=0
Click here to see answer by Fombitz(32388)

Question 884427: rosa works due north. her husband works due east they leave for work at same time. by the time rosa is 5 miles from home the distance between them is 1 mile more than ray distance from home. how far is ray from home
Click here to see answer by rothauserc(4718)

Question 884456: solve by substitution 7x+5y=-20
x=1-2y
Click here to see answer by Fombitz(32388)

Question 884519: Beatrice Roberts receives $375 per year from a $6000 investment in stocks and bonds. The bonds pay 10% investment and the stock pay 5% in dividends. How much is invested in stocks?
Click here to see answer by lwsshak3(11628)

Question 884404: The difference between the ages of two sisters is 10 years. If 15 years ago the elder one was twice as old as the younger one. Find their present ages
Click here to see answer by ankor@dixie-net.com(22740)

Question 884531: solve each system by the addition method.
5x+4y=12
7x-6y=40
put your answer in ordered pair (x,y) form
Click here to see answer by skartikey(21)

Question 884721: Joel spends 1/2 of his monthly income on food and rent, 1/4 of his income on clothing and 1/12 on entertainment. He saves the rest which is $500. What is his monthly income?
Click here to see answer by ewatrrr(24785)

Question 885132: One possible solution. Mike has 20 strips of wood molding that are each 70 inches long and 6 pieces that are each 28 inches long. He wants to cut all these strips so that each piece has the same length and no wood is left. What is the longest possible length that can be cut?
Click here to see answer by josmiceli(19441)

Question 885130: Eight people enter a racquetball tournament in which each person must play every other person exactly once.
Determine the total number of games that will be played?

Click here to see answer by josmiceli(19441)

Question 885351: The function f(x0 = -x^2+46x-360 models the daily profit in hundreds of dollars for a company that makes x computers daily. How many computers should be manufactured each day to maximize profit? What is this maximum profit?
Click here to see answer by ewatrrr(24785)

Question 885400: The price of a can of soup was
increased by 20%. How many
cans can be purchased for the
amount of money that used to
buy 300 cans?
Click here to see answer by josmiceli(19441)

Question 885434: Sam and Anna together had $100. After giving Anna $10.00, Sam finds that he has $4.00 more that 1/5 the amount Anna now has. How much does Sam now have?
Click here to see answer by josmiceli(19441)

Question 885487: As a fund-raiser, the Key Club was selling two
types of candy: lollipops at 40 cents each and
chocolate bars at 75 cents each. On Monday, the
members sold 150 candies and raised 74 dollars.
How many lollipops did they sell?
Click here to see answer by lwsshak3(11628)

Question 885657: Suppose that you have a supply of a 40% solution of alcohol and a 60% solution of alcohol. How many quarts of each should be mixed to produce 20 quarts that is 45% alcohol?
Click here to see answer by Alan3354(69443)

Question 885665: Suppose that the length of a certain rectangle is 6 meters less than three times its width. The perimeter of the rectangle is 52 meters. Find the length and width of the rectangle.
Click here to see answer by josgarithmetic(39617)

Question 885664: How many gallons of a 12%-salt solution must be mixed with 6 gallons of a 20%-salt solution to obtain a 15%-salt solution?
Click here to see answer by Theo(13342)

Question 885658: How many gallons of a 12%-salt solution must be mixed with 6 gallons of a 20%-salt solution to obtain a 15%-salt solution?
Click here to see answer by josgarithmetic(39617)

Question 885659: Suppose that the length of a certain rectangle is 6 meters less than three times its width. The perimeter of the rectangle is 52 meters. Find the length and width of the rectangle.
Click here to see answer by josgarithmetic(39617)

Question 885668: Bret started on a 80-mile bicycle ride at 15 miles per hour. After a time he became a little tired and slowed down to 10 miles per hour for the rest of the trip. The entire trip of 80 miles took
5 1/2 hours. How far had Bret ridden when he reduced his speed to 10 miles per hour?
Click here to see answer by josmiceli(19441)

Question 885660: Bret started on a 80-mile bicycle ride at 15 miles per hour. After a time he became a little tired and slowed down to 10 miles per hour for the rest of the trip. The entire trip of 80 miles took 5 1/2 hours. How far had Bret ridden when he reduced his speed to 10 miles per hour?
Click here to see answer by ankor@dixie-net.com(22740)

Question 885753: A metal soap dish barely floats in water. A bar of Ivory soap floats in water. When the soap is stuck in the soap dish, the combination sinks. Why ?
Click here to see answer by Alan3354(69443)

Question 885775: Why does the water from the faucet decreases in area ?
Click here to see answer by Alan3354(69443)

Question 885774: A stream of water in steady flow from a kitchen faucet. At the faucet the diameter of stream is 0.96 cm. The stream fills a 125 cm^3 in 16.3 seconds. Find the diameter of the stream 13 cm below the opening of the faucet.
Click here to see answer by Alan3354(69443)

Question 885830: Recursion Formula
Find the next two numbers in each sequence.
A) 1 , 3 , 7 , 15 , ______ , _______
B) 3, 1, 2 , -1 , 3 , -4 , ______, _______
C) 16, 24, 36 , 54 , 81, ______, ______
Click here to see answer by richwmiller(17219)

Question 885896: Use an algebraic approach to solve the problem.
A board 5 feet long is cut into two pieces such that the length of one piece is two-thirds of the length of the other piece. Find the length of the shorter piece of board.
Click here to see answer by rfer(16322)

Question 885900: Use an algebraic approach to solve the problem. (Objective 2)
In a class of 56 students, the number of females is one fewer than twice the number of males. How many females and how many males are there in the class?
females
males

Click here to see answer by lwsshak3(11628)

Question 885939: A metal soap dish barely floats in water. A bar of Ivory soap floats in water. When the soap is stuck in the metal soap dish, The combination sinks. Why ?
Click here to see answer by jim_thompson5910(35256)

Question 886068: The numerator equals the sum of the two digits in the denominator. The value of the fraction is 1/4. When both the numerator and denominator are increased by 3, the resulting fraction has the value 1/3. Find the original fraction.
Click here to see answer by Theo(13342)

Question 886074: If you add 4 to my age and divide the sum by 4, you will have my son's age. But 6 years ago I was 7.5 times as old as my son. Find our ages
Click here to see answer by lwsshak3(11628)

Question 886127: 2x-1/3-2+5x/6=4x+2/9
Click here to see answer by josgarithmetic(39617)

Question 886151: Some money was invested at an 11% interest rate account. Four times that amount was invested at a 7.5% interest rate account. If the total annual interest return was $1025, how much money was invested at 11% account?
a)$1025
b)$2500
c)$3525
d)$10000
e)$15000
Click here to see answer by richwmiller(17219)

Question 886066: A plane has a speed of p km/hr in still air. It makes a round trip, flying with and against a wind of w km/hr. Show that its average speed is (p^2 -w^2)/p km/hr.
Click here to see answer by josgarithmetic(39617)

Question 886239: Two hikers start walking in opposite directions from the same place at the same time. The hiker heading west is walking 2 kilometers per hour faster than the hiker heading east. If they are 15 kilometers apart after 1.5 hours what is the rate of each hiker? Let x represent the rate of the westbound hiker and let y represent the rate of the eastbound hiker.
Click here to see answer by JulietG(1812)

Question 886242: 10/x + 45/y = -4
Click here to see answer by fcabanski(1391)

Question 886474: Please help. Integrate {(1-cotx)^2
Click here to see answer by Edwin McCravy(20055)

Question 884309: A cyclic quadrilateral ABCD AB=5cm,BC=4cm,CD=3cm,DA=6cm.find BD and angle B?
Click here to see answer by Edwin McCravy(20055)

Question 886592: A Man Bought x apples And twice as many oranges. He also bought 5 pears fewer than apples apples cost 40 cents each oranges cost 30 cents each and pears cost 80 cents each. If the man spent a total me 77 dollars , find
The value of X
And The amount He spent on Pears ?
Click here to see answer by dkppathak(439)

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, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 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, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560