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Question 828802: Anyone help me with distributive property to rewrite the expression. Simplify if possible.
-4(5r-3s+2t)
Click here to see answer by erica65404(394)

Question 828811: need assistance please!
2(3 - -4) / -4*3+6*-4
Click here to see answer by rfer(16322)

Question 828923: What is the smallest number that has 12,13 and 30 as factors?
Click here to see answer by Fombitz(32388)

Question 828989: Six men take five days to complete a job.how long would the same job take 15 men.
Click here to see answer by stanbon(75887)

Question 829013: Which polynomial has 4x + 3 as a factor?

Click here to see answer by Fombitz(32388)

Question 829013: Which polynomial has 4x + 3 as a factor?

Click here to see answer by Alan3354(69443)

Question 829028: 6 men can do a work in 15 days. How many days it will take for 10 men to do the same work? Please, illustrate
Click here to see answer by josgarithmetic(39613)

Question 829617: How do I figure out this problem? I have multiples like this, but need help understanding. Thank you.
if 480 million dollars was the total sales for products purchased online, how much of it was spent on apparel?
Ski products Purchased Online:
Lift tickets= 11/50
Accessories= 7/50
Apparel= 9/20
Equipment= 19/100
PLEASE HELP!!
Click here to see answer by richwmiller(17219)

Question 829848: A cube has an edge of 12 cm. What is the total surface area?
Click here to see answer by Alan3354(69443)

Question 829926: An army camp there were provisions car 560 men for 28 days. 440 men attend the camp . How long did the provision last?
Click here to see answer by JulietG(1812)

Question 830109: Solve the system by the substitution method.
Y=6x+10
Y=-4x-20

Click here to see answer by Alan3354(69443)

Question 830138: Y=6x+10
Y=-4x-20

Click here to see answer by TimothyLamb(4379)

Question 830146: Divide rs 600 in amount x,y,z in the ratio 1:2:3?
Click here to see answer by TimothyLamb(4379)

Question 830157: 12a+7c=315
a+c=35
Click here to see answer by TimothyLamb(4379)

Question 830181: If I have an 84 and I got an 85 on my final that's worth 20% of my grade what is my grade now?
Click here to see answer by TimothyLamb(4379)

Question 830166: Y=2x-4
Y=-x+5
Click here to see answer by TimothyLamb(4379)

Question 830246: ram saves rupees x per week and spent rupees y daily. How many rupees after 2 weeks?
Click here to see answer by Edwin McCravy(20054)

Question 830329: ((1/x)+(1/y))/((1/x)-(1/y))
Click here to see answer by Fombitz(32388)

Question 830369: The high blood pressure of an obese individual can be modelled by the function p(t)=20sin3t+140, where p(t) represents the blood pressure, in millimetres of mercury (mmHg), and t is the time, in seconds. Determine the maximum and minimum blood pressure, in the time interval 0 So far I solved that the maximum is 160, and the minimum is 120. What i don't understand is, what do they mean with the 0 < t < 0.75 part and how do you do it?
Any help is greatly appreciated as I'm interested In knowing how this problem works.
Thanks!
Lucy
Click here to see answer by stanbon(75887)

Question 830403: 1) A rectangular enclosure,subdivided into 3 congruent pens,is to be made using a barn as one side and 120 meters of fencing for the rest of the enclosure.FInd the value of x that gives the maximum area for the enclosure.
-Answer is 15,but I don't know how to get the answer.
2)The water in a cylindrical tank 4 ft in diameter empties through a hole in the bottom.Assuming that the water has a depth of 16ft at time t=0 and empties at the rate of 5 ft^3/s,express the depth of the water as a function of time.
-Answer is d(t)=16-(5/4pi)t
Don't know how to solve.
Click here to see answer by stanbon(75887)

Question 831068: The formula for the surface area of a cube is SA=6e^2. If the surface area of this cube is 6x^2-24x+24, what is the measure of one edge?
a) x-2
b) x-4
c) x+2
d) x-6
I already know the answer to this question is a). I just want to know WHY it is a). How do you figure out this question?
Click here to see answer by mananth(16946)

Question 831519: Ling had a satin ribbon that was 226cm long. She cut off 152cm. Whatnlength di she have left? How much less than half is that?

Click here to see answer by JulietG(1812)

Question 831665: what is the graident of 2y-8x=9 and how do you get that answer?
Click here to see answer by hovuquocan1997(83)

Question 831585: The sum of three numbers is 15. If the second is subtracted from 6 times the first, the result is 1 less than the third. If twice the first is added to the second, their sum is 3 more than the third. What are the numbers?
Click here to see answer by TimothyLamb(4379)

Question 831786: A square had a side length of (4m + 6). What is the area of the square?
Click here to see answer by checkley79(3341)

Question 831754: My brother is 3/5 as old again as I am. He is 40 years old. How old am I?
Click here to see answer by checkley79(3341)

Question 831833: maya paid 6 dollars for 3/5 of a roll of sushi. how much would she pay for 2 rolls of sushi.
Click here to see answer by TimothyLamb(4379)

Question 831849: The mean of five students whose ages are 8,x,13,12 and 10 is 10. Find the value of x.
Click here to see answer by TimothyLamb(4379)

Question 831962: I'm trying to figure out how to divide 140x=80.And 2.43 by 13.50.
Click here to see answer by JulietG(1812)

Question 832194: ``The sign says you are leaving Missoula, Butte is 120 miles away, and Bozeman is 200 miles away. There is a rest stop half between Butte and Bozeman. How far is the rest stop from Missoula if both Butte and Bozeman are in the same direction.
Which of the following problem solving strategies would be most appropriate to use to solve this problem?
A) work backwards
B) make comparative lists
C) make a diagram
D) trial and error.
Click here to see answer by josgarithmetic(39613)

Question 832207: About how wide is regular white page is? (Printer paper)
A) 4 inches
B) 12 inches
C) 4 centimeters
D) 20 centimeters
Click here to see answer by JulietG(1812)

Question 832210: The ratio of females to males in classes is 20:1, this term there are 80 females taking classes. About how many males are in these classes?
A) 1
B) 4
C) 8
D) 20
E) 1600
My answer is B. (80:4). Is this right?
Click here to see answer by LinnW(1048)

Question 832756: Anyone available to please help me with this equation.
3j-(j-4)+3=7+2j
Thank you!
Click here to see answer by rothauserc(4718)

Question 832762: I am having issues with this word problem. NEED HELP!
A log 78 feet long is to be cut into three pieces of varying lengths. The longest piece is to be four times the length of the shortest piece, and the middle-sized piece is to be 6 feet less than twice the length of the shortest piece. How long is the longest piece?
Click here to see answer by stanbon(75887)

Question 832769: I keep getting the wrong answer for these two problems, I need some assistance please anyone.
1. If 9 times a number is added to 18, the result is -27. Find the number.
2. Find the measure of an angel whose complement is 8 times its measure.
Click here to see answer by josgarithmetic(39613)

Question 833131: ``The formula for body mass index is (BMI) W/H where W is Weight (Kilograms) and H is height (meters). What is the BMI of LeBron who is 1.6 meters tall and weighs 160 kilograms?
A) 100
B) 10
C) 1
D) 0.10
E) 0.05
Click here to see answer by JulietG(1812)

Question 833139: Lucy rearranges 3 cutout numerals 5,9,7 to make different 3 digit numbers like "597". Using each numeral once in a number how many different 3-digit numbers can she make?
A) 3
B) 6
C) 9
D) 12
Click here to see answer by oscargut(2103)

Question 833135: Estimate this quotient: 198 [ 802
A) 800
B) 40
C) 4
D) 2
E) 8
Click here to see answer by Fombitz(32388)

Question 833068: How many molecules are there in 56 mg's HCN?
Please help? Thanks

Click here to see answer by Fombitz(32388)

Question 833251: 2(square):2(square with minus)=?

Click here to see answer by thejackal(72)

Question 833326: Anyone help me with this problem please?
Find the measure of an angle whose complement is 8 times it's measure.
Click here to see answer by Alan3354(69443)

Question 833330: Can anyone please help me with this problem?
1. The formula for simple interest is I=prt
a)Solve for p.
b)If I=100, R=.02, and T=2, find the value of P.
Click here to see answer by Alan3354(69443)

Question 833334: Solve the following pair of simultaneous equations∶-
7x+3y=6
5y-9x=10

Click here to see answer by Alan3354(69443)

Question 833333: Jane bought a certain number of oranges at 45^c each, and the same number of oranges of oranges at 35^c each. She paid $44.00 for the oranges.
How many oranges did she buy?

Click here to see answer by KMST(5328)

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, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 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