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Question 402548: kevin's sister mary is 5 years younger than he is. the total of their ages is 33 years. how old is kevin?
Click here to see answer by mananth(16946)

Question 405408: Twice the sum of a number and seven is eight.
x+2(7)=8. Is this how it should be written?
Click here to see answer by mananth(16946)

Question 405482: In a triangle, find the measures in degrees of all three angles if the measure of the second angle is four times the measure of the first, and the third angle is 45 degrees more than the second.
Click here to see answer by mananth(16946)

Question 406516: Hello my name is Liz and I need help to sole this: evaluating binomial functions: f(x)=4+3x-2x^2 for f(a+h)-f(a)
Click here to see answer by robertb(5830)

Question 406665: Three times the sum of a number and nine
Click here to see answer by mananth(16946)

Question 407630: Hi my name is Liz and I am learning how to factor trinomials, but Im stuck with this: 25x^2-60x+36. Can someone help me?
Click here to see answer by scott8148(6628)

Question 408303: translate this into equation:
1.the square of a number x is eight times twice a number y.
2.the sum of two numbers a and b is three times their product.
3.the square of m is one-half the sum of a and y.
4.twice a number t is five more than its square.
5.six less than a number z is 14.
Click here to see answer by richard1234(7193)

Question 408502: I have to translate problems like these into a system of equations, then solve it
ex:
The sum of two numbers is 36. The difference of one sixth of the larger number and one ninth of the smaller number is 11. Find the numbers.
Click here to see answer by scott8148(6628)

Question 408708: 5 times the sum of a number and -10 divided by the number
Click here to see answer by robertb(5830)

Question 408681: 500 people were surveyed at a blood drive; 215 gave blood, 153 set-up and 89 did both, how many people did neither?
How would I set this up?
Click here to see answer by robertb(5830)

Question 408777: can someone help me to divide and simplify this rational expression: 9a^7 over 8b^2 divided by 12a^2 over 24b^7.
Click here to see answer by graphmatics(170)

Question 408821: I read 50 times on these short sentense but still don't get it! Please help me to solve question a and question b
Question a : One number is 3 more than twice another number. find the larger number if their sum is -15
question b: The sum of smallest and largest of 5 consecutive interger is -50. find the middle interger.

Click here to see answer by ankor@dixie-net.com(22740)

Question 409179: Maurice put 153 cubes in a row, tight against one another on a table. Then he spray painted them red paint. When they had dried, he took them apart. He noticed that some of the faces of the cubes did not get painted. How many faces of the cubes were painted and how many were not painted. Find a general rule for finding the number of painted and unpainted faces for any number cubes tight against one another in a row.
Click here to see answer by Jeef Gorrdon(26)

Question 409727: A car took one hour longer driving to Sacramento from Los Angeles at 800km/h than to return at 1,200 km/h. Find the distance from Sacramento to Los Angeles
Click here to see answer by josmiceli(19441)

Question 410152: Can someone please help me with this problem?
A man sold 2 acres more than 3/5 of his farm and had 4 acres less than 1/2 of it left. How many acres in the farm? Call this X. Find X.

Click here to see answer by Alan3354(69443)

Question 410154: I need help with this question...
If n pencils cost S cents, how much would k pencils cost, in cents?
Thank you!
Click here to see answer by scott8148(6628)

Question 410154: I need help with this question...
If n pencils cost S cents, how much would k pencils cost, in cents?
Thank you!
Click here to see answer by Edwin McCravy(20055)

Question 410855: can someon help me solve the following rational equation: x+1 over 1 = 3 over 2
Click here to see answer by stanbon(75887)

Question 411486: How do I solve this problem
Eric's gas tank is 1/2 full. After he buys 2 gallons of gas, it is 2/3 full. How many gallons can Eric's tank hold?
Click here to see answer by rfadrogane(214)

Question 411557: A market research company finds that a the price of p=$20, they would sell x=42 tiles each month. If they lower the price to p=$10, then more people would purchase the tiles, and they can expect to sell x=52 tiles in a month's time. find the equation of the line for the demand equation. write the answer in the form p=mx +b. Hint: write an equation using points in the form (x,p).
Click here to see answer by ewatrrr(24785)

Question 412158: Devin left miami and drove at a speed of 45 mph. Timothy left 1 hour later and drove at a speed of 63 mph. How long will it take Timothy to catch up with Deven?
Click here to see answer by stanbon(75887)

Question 412564: how can i translate these two questions into a equation or inequality?
Nine less than twice a variable is fifty-one
and
Five times a number, increased by seven is at least thirty

Click here to see answer by Alan3354(69443)

Question 412594: A number added to the product of 6 and the reciprocal of the number equals -5. Find the number.
Click here to see answer by jjordan95(63)

Question 412857: translate into algebraic expression
average of seventy eight and two other numbers
Click here to see answer by unlockmath(1688)

Question 413392: A 12-foot board is cut into two pieces. If one piece is y feet long, express the other length in terms of y.
Click here to see answer by algebrahouse.com(1659)

Question 413393: From Chicago, it is 31 more miles to Montreal than it is to New York City. If it is m miles to New York, express the distance in terms of m.
Click here to see answer by phxladyphx@yahoo.com(18)

Question 414014: Hello. I would like to know how I would be able to figure out the formula for the following situation please:
A product is on sale for $39 and I know that it is 89% off the regular price how do I figure out the regular price please.
Thank you!!!
Click here to see answer by ewatrrr(24785)

Question 414080: solve. using the elimination method when solving the translated system.
Complementry angles are angles whose sums is 90 degrees. Their difference is 6 degrees. Find the angles.
x + y = 90
would I use (x + 6) to represent y.
x + (x + 6) = 90
2x + 6 = 90
2x + 6 - 6 = 90 - 6
2x = 84
x = 42
y = 42 + 6
y = 48
Click here to see answer by ewatrrr(24785)

Question 414195: The sum of a number and twice that number is 15. What is that number?
Click here to see answer by stanbon(75887)

Question 414453: Hello I was wondering can you help me solve this problem. Not for sure what my next step would be.

Problem :A basketball court is a rectangle with a perimeter of 80 meters . The length is 13 meters more than the width. Find the width and length of basketball court.

My attempt: Let x be width
Let Y be length
X+13=width
x+13= 80 meters
-13=-13
x= 67 meters.
Click here to see answer by stanbon(75887)

Question 414483: twice a number t decreased by eight equals seventy
Click here to see answer by rfer(16322)

Question 415044: a.Suppose a market research company finds that at a price of p = $12, they would sell x = 54 tiles each month. If they lower the price to p = $6, then more people would purchase the tile, and they can expect to sell x = 60 tiles in a month�s time. Find the equation of the line for the demand equation. Write your answer in the form p = mx + b. Hint: Write an equation using two points in the form (x,p). Show how you arrived at your answer.
Click here to see answer by stanbon(75887)

Question 415820: Six times the product of negative five and a number. what does it mean?
Click here to see answer by sudhanshu_kmr(1152)

Question 415854: If the ratio of the length of a rectangle to its width is 5 to 3, and the length is 70 centimeters, find its width. (USE A PROPORTION TO SOLVE.)
I need the equation and the solution checked out.
Click here to see answer by Mr.Math(29)

Question 415897: A car can be rented from basic rental for $60 per week plus 50 cents for each mile driven. How many miles can you travel if you can spend at most $600 for the week?
Click here to see answer by Gogonati(855)

Question 416041: the original price minus 30% of the original price is $840.Compute the original price
Click here to see answer by stanbon(75887)

Question 416267: Tim whitman has$4.50 in change in his desk drawer to use on the vending machines downstairs. He has four more quarters than dimes. He has 3 times as many nickels as dimes. How many of each type of coin does he have?
x=dimes
x+4=quarters
3x=nickels
x(.10)+ x(.25) + 4(.25) + 3x(.05) = 4.50
.10x + .25x + 1.00 + 3.05x = 4.50
I'm feeling this is wrong but I am not sure how to set the problem up.
HELP! Dori Lincoln
Click here to see answer by sudhanshu_kmr(1152)

Question 416940: Two angles are complementry if the sum of their measures is 90*. The measure of the first angle is 6* less than 4 times the second angle. Find the measure of the first angle. Round to tenth of degree.
Click here to see answer by ewatrrr(24785)

Question 417645: 1/2+1/3=?
Click here to see answer by rfadrogane(214)

Question 418690: I am not sure how to calculate the following word problem, please help when you can and advise who to calculate the answer.
In country A, about five times as many cars are manufactured per day than in country B. If the total number of these cars manufactured per day is 39624, fine the number manufactured in country B and the number manufactured in country A.
Click here to see answer by MathLover1(20849)

Question 419084: A replica of the Thinker is 10 inches tall.A statue of The Thinker,located in front of Grawemeyer Hall on the Belnap campus of the univesity of Louisville,is 10 feet tall.What is the ratio of the replica to the statue in Lu[ouisville?
The key is: 1/12
Click here to see answer by edjones(8007)

Question 419166: Stan sold his snow plow and accessories for $352.00. If he got seven times more for the snow plow, then the accessories, how much did he make for the snow plow?
Please show work.
Click here to see answer by shree840(260)

Question 419284: 'Lipin thinks of a number.
She doubles the number and then adds it to the reciprocal of the number.
She gets the answer 3.
Write down and solve an equation to work out the two possible numbers that lipin could be thinking of.
You must show your working.'
any help would be great :)
Click here to see answer by sudhanshu_kmr(1152)

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