Monday
February 27, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

Math College freshman
What is the linear equation for the following table? x h(x) 20 20 40 -100 60 -220 80 -340 100 -460
Friday, February 10, 2017 by Maritza Rodriguez

Math 115
Calculate the slope and write an equation for the linear function represented by each of the given table. A W 5 30 7 40 W=_?___ I PUT W=5x+5 and W=5+5x BUT IT SAID IT WAS WRONG.
Friday, February 10, 2017 by Michelle

Math
In the last basketball game, Kevin scored 2 less than a third of his team's points. Part A: Let n represent the number of points Kevin's team scored. Write an expression for the number of points Kevin scored. Part B: Kevin scored 14 points. How many points did the team score
Friday, February 10, 2017 by Manny

Math
I just want to make sure I'm right. Representing a portion of another portion can be thought of as finding a part of apart. For each of the parts described below figure out what part of the whole is described. for each problem show at least one picture or diagram that helps ...
Thursday, February 9, 2017 by Jessica

Math
On a centimter dot grid, draw all pissible rectangles with area of 12 sq cm and sides whose length s are whole centimeters. Label the lengths of two adjacent sides of each rectangle.
Thursday, February 9, 2017 by Chris

Math
How you do multiplication as scaling like 2 1/2 x 3 2/3 3 2/3 I suppose to say if it is <, >, or = Can someone explain how to solve this problem I need to learn how to do it because my daughter is having trouble getting it and I don't know how to do it
Thursday, February 9, 2017 by Lety

Math
Divide. Use estimation to check. 585 divided by 3 solve
Thursday, February 9, 2017 by Franky

math
A birch tree that is 4 ft tall grows at a rate of 1 ft per year. A larch tree that is 6 ft tall grows at a rate of 0.5 ft per year. Let the variable t represent time in years and h represent height in feet. In how many years will the trees be the same height? Which system of ...
Thursday, February 9, 2017 by Jay

math
A certain medicine requires 10 mg per 10 kg of weight. How much medicine is required for a patient that weighs 273 pounds? Round answer to the nearest 10th. Use Unit Abbreviations for Units.
Thursday, February 9, 2017 by chas

Math
In one hour, Ed used 2/5 of time to complete his homework and 1/4 of the time to check his email. How much time did he spend completing homework and checking email? Write answer as a fraction
Thursday, February 9, 2017 by Olga

math
I dont quite get these 2 questions off of my homework. - "Complete the equation" (b^2)^0 = b^8 I keep getting one, but its not an answer choice so I know I'm wrong. "Simplify the expression" p(p^-7q^3)^-2q^-3 I think the q's and p's are messing me up.
Thursday, February 9, 2017 by liam

Math
A store discounted everything by 51%. The sales price of a scarf is $72.89. What was the original cost of the item?
Thursday, February 9, 2017 by Christian

math
What is the solution of the system of equations? 13x−6y=2 3x−4y=−10 Enter your answer in the boxes.
Thursday, February 9, 2017 by Jay

math
Solve. 2d−e=7 d+e=5 Use the linear combination method. The solution is (3, −1) . The solution is (4, 1). There are infinitely many solutions. There is no solution.
Thursday, February 9, 2017 by Jay

Math
You have \$20$20dollar sign, 20 to spend on taxi fare. The ride costs \$5$5dollar sign, 5 plus \$2.50$2.50dollar sign, 2, point, 50 per mile. Let mmm represent the number of miles ridden. Write an inequality to determine how many miles you can ride for \$20$20dollar sign, 20. ...
Thursday, February 9, 2017 by Anuraj

Math
The average household uses 2 bags of sugar per household per month. Each bag of sugar weighs 10 pounds. Assume that that there are 3 people in each household on average and that the US population is 336 million. How many pounds of sugar does the US consume per year? You can ...
Thursday, February 9, 2017 by bj

Math
Patrice's car gets 30 miles per gallon. Patrice went on a vacation and used 28.2 gallons of gas for the trip. Patrice rode a bike or the bus after reaching the vacation location, so the car was only used for the drive there and back. How far away was Patrice's destination?
Thursday, February 9, 2017 by anaya

math
Solve. y=x−8 2x+3y=1 use the substitution method. (4, −4) (5, −3) (2, −6) (0, −8)
Thursday, February 9, 2017 by Jay

Math
Find the area of an equilateral triangle (not 1/2bh) with sides of... say... 6?
Thursday, February 9, 2017 by maya

Math
The store usually sells the baskets of fruit for 15 dollars but today they have a 5% discount which is the new price. Please help me i am totally confused on what is going on.
Thursday, February 9, 2017 by taylor

math
David bought a new refrigerator for $799 and charged it on his credit card. If the card charges 23% simple interest, how much interest would be added after 18 months? Round your answer to the nearest cent. I am new to this can you help explain how to do this too. Thanks!
Thursday, February 9, 2017 by Anuraj

Math
A car travels 168.75 km in 12.5 litres of petrol . Find the distance travelled by the car in 15 litres
Thursday, February 9, 2017 by Annika

Math
The weather is reported every 9 minutes on ABC and every 12 minutes on CBS. Both stations broadcast the weather at 1:30. When are the next three times that the weather will be broadcast at the same time on the two stations?
Thursday, February 9, 2017 by Monse

Math
Mr Shelton is building a fence around the edge of the pool. The pool is 20feet and 16 feet wide. How much feet if fencing will Mr.Shelton need to build around the pool?
Thursday, February 9, 2017 by Brandon

Math
Rodrigo class also plans to make a wall mosaic with an are of 0.5m square.how many 1cm square tiles will they need for this 0.5m square mosaic
Thursday, February 9, 2017 by Syeda

MATH HELP
what is the amount owed on a 39$ jacket if the tax rate is 5%
Thursday, February 9, 2017 by help

math
Put these rational numbers in order: 3(squared), 1 3/2, 2.2, -2 Put these rational numbers in order: 3/8, 1/4, 7/8
Thursday, February 9, 2017 by G

Math
Five students took a math test. The average score was 82. Four of the students' scores were 76, 85, 90, and 64. What was the fifth student's score?
Thursday, February 9, 2017 by Monse

Math
So I'm doing this math grade recovery for the Using Probability test here's one At a race car rally, attendees can sit in the bleachers, balcony, or the grass the probability an attendee sitting in the bleachers is 1/4 the probability of an attendee sitting the balcony is 7/16...
Thursday, February 9, 2017 by ConnexusStudent01

math
what did they say about the man who drank shellac?
Thursday, February 9, 2017 by daniela

Math
Find the equation of the line that has the same slope as the line through points (0,4) and (-5,7). But goes through point (-6,4) I don't get how to find the equation of the line
Thursday, February 9, 2017 by David

Math
How to rearrange the given equation for A: [ln(Ao/A)=k*t] * means multiply / means divide ln is the natural log function
Thursday, February 9, 2017 by Kara

math
A roll of paper towels has a radius of 12 cm and a height of 18 cm. the cardboard tube in the centre has a radius of 5cm. Find the volume of the paper towels So would I do 18-12?
Thursday, February 9, 2017 by Lacey

Math
A contractor is building a rectangular walkway 3 1/3ft wide by 35ft long using square cement pavers. Each paver has an area if 4/9ft^2. What is the least number of pavers he needs to make the walkway? Can someone explain?
Thursday, February 9, 2017 by EmberShy

math
the product of a number and 7 is at least 28. write and solve the inequality.
Thursday, February 9, 2017 by tiffany

Math
Tetras cost $3.99 each. You can spend at most $25. How many tetras can you buy for your aquarium? Can someone explain please?
Thursday, February 9, 2017 by EmberShy

Math/Chemistry
How to rearrange the given equation for A: ln (Ao/A) = k*t
Thursday, February 9, 2017 by Kara

Math/Chemistry
How to rearrange the given equation for Ao: ln (Ao/A) = k*t
Thursday, February 9, 2017 by Kara

Math ASAP
In a survey, one out of three people named blue as their favorite color. Two out of seven named red. If 1,092 people were included in the survey, how many named neither blue nor red as their favorite color? A. 416 people B. 432 people C. 540 people D. 512 people
Thursday, February 9, 2017 by Bob

Math
Find equation of the line that goes through (11,5) with slope m= 2/7
Thursday, February 9, 2017 by Malcom

Math
Find th equation of the line that goes through (3,8) and (5,-8) I got X = 3 But it doesn't seem right
Thursday, February 9, 2017 by Kathy

Math
By letting x=5^y, show that the equation p5^y + 5^-y = 5 can also be written as px^2-5x+1 = 0
Thursday, February 9, 2017 by Grace

math
What is the order of 1.1 × 10, 1.2 × 10−, 1.7 × 10−, and 1 × 10 from least to greatest?
Thursday, February 9, 2017 by coolcat

Math
You are throwing darts at a dart board. You have a 1/6 chance of striking the bull's-eye each time you throw. If you throw 3 times, what is the probability that you will strike the bull's-eye all 3 times?
Thursday, February 9, 2017 by CAlvin

Math help FAST
I need you guys to check my answers, please. I need an A so bad, all help is appreciated, thanks. Also, I can't put links :( 1.Lucy drew an isosceles triangle as shown If the measure of YZX is 25° what is the measure of XYZ? 50° 75° 130°*** 310° 2.The ...
Thursday, February 9, 2017 by InsertNameHere

Math
Your goal is to take at least 10000 steps per day. According to your pedometer, you have walked 5274 steps. Write and solve the inequality to find the possible numbers of steps you can to reach your goal. Can someone explain how to do this?
Thursday, February 9, 2017 by EmberShy

math HELP PLEASE
write a ratio and percent for the shaded area
Thursday, February 9, 2017 by Faith Fussell

Math
The revenue from the sale of a product is, in dollars, R = 1500x + 3000(2x + 3)^−1 − 1000 where x is the number of units sold. Find the marginal revenue when 150 units are sold. (Round your answer to two decimal places.)
Thursday, February 9, 2017 by KeAndre

Math
if 14 out of 20 people like hot chocolate milk what percent of the people do not like chocolate milk
Thursday, February 9, 2017 by Auset Bligen

Math
Jackson made a poster in the shape of a quadrilateral. Each pair of opposite sides of the poster are congruent and parallel. Which of the following names best describes the shape of Jackson’s poster? square rhombus rectangle** trapezoid please help fast!
Thursday, February 9, 2017 by InsertNameHere

math
a plot of land is bought for $40000 and is appreciated by 7% each year what is the value of the land after a period of two years
Thursday, February 9, 2017 by nefe

Math
If anyone wants to know whta the answer to this question is the new here it is an air plane travels 226 miles in 2 hours. At that rate how far will the airplane plan travel in 8 hours. 904 is the answer
Thursday, February 9, 2017 by Caeli

math
If g(x)=x+3 h(x)=9-x^2, what is the maximum of h(g(x))?
Thursday, February 9, 2017 by Rachel

Math
If cscØ = 4/3, find sinØ + sinØ cot^2 Ø
Thursday, February 9, 2017 by Rachel

MATH
the empire state building in new york is 1250 feet tall it has 103 floors rounded to the nearest whole what is the height of each floor?
Thursday, February 9, 2017 by NEED HELP

Math
Find the fifth term in the expansion of (4-1/5x)^9 in ascending powers of x
Thursday, February 9, 2017 by Alice

math
A raffle contains 200 tickets, two of this 200 tickets are the 1st and 2nd price, if i were to buy 5 tickets, what is my probability of winning 1st price? and what would be my probability of winning both 1st and 2nd price? Im thinking the answer to winning 1st prize is 5/200, ...
Thursday, February 9, 2017 by Jaythan

Math
Aaron and ron are brothers. four years later,ron will be twice as old as aaron. Find their present ages
Thursday, February 9, 2017 by Khushi bilki

Math
With the 20% off coupon, Alexis received a discount of $15 on her shoes. What was the regular price of her shoes before the 20% off coupon was applied? Justify your answer using equations, models, and/or words to explain your mathematical reasoning.
Thursday, February 9, 2017 by Don't need to know. Sorry

Math
Thehe sum of the ages of Dorothy and Darlene is 41. In 5 years, Dorothy will be twice as old as Darlene. Find their ages 3 years ago.
Thursday, February 9, 2017 by Lei

Math
Thehe sum of the ages of Dorothy and Darlene is 41. In 5 years, Dorothy will be twice as old as Darlene. Find their ages 3 years ago.
Thursday, February 9, 2017 by Anonymous

Aice Math
The binomial expansion of (5-x/2)^6 is 15625 + px+qx^2+... Find the value of "p" and the value of "q"
Thursday, February 9, 2017 by Alice

Math
In the expansion of (x^2-b/x)^4, the coefficient of x^2 is 294. Find the value of the constant "b"
Thursday, February 9, 2017 by Alice

Math
The simple interest on a sum of money is 1/9 of the sum.The number of years is numerically equal to the rate percent per annum. The rate percent per annum is?
Thursday, February 9, 2017 by AnnA

Math derivatives
Develop a rule for the following: Dx[f(x)g(x)/h(x)]
Thursday, February 9, 2017 by Anonymous

Math - Derivatives
Find all points on the graph of y=1/4x^4+2/3x^3-5/2x^2+6x+7 where the slop of the tangent lins is 12.
Thursday, February 9, 2017 by Anonymous

Math
The total cost of producting x radio sets per day is (1/4x^2 + 35x + 25) dollars. The price per set at which they may be sold is ( 50 -1/2x) dollars. What should be the daily output be to obtain the maximum profit? Help!!!
Thursday, February 9, 2017 by Sara

Math
Write 13/14 as a percent. Write the remainder in fractional form. I know that 13/14 as a decimal would be 92.857143 and as a percent around 92.86% my question is what would the remainder be and how to write it in fractional form?
Wednesday, February 8, 2017 by zae

Math
The wood framing for an art canvas costs $4.84 per foot. How much would the wood framing cost for a rectangle picture that measures 4 ft by 6 ft?
Wednesday, February 8, 2017 by ZAE

Math
The perimeter of the parallelogram is 102 feet. Find m. Write your answer as a decimal or mixed number. The top is 3m. the side is m.so would the top & bottom would be 6m and the sides would be 1m each which would make the answer m=8
Wednesday, February 8, 2017 by Judith

Math
For every quart of lemonade jackie makes she adds 2 lemons how many quarts of lemonade did jackie make if she used 12 lemons
Wednesday, February 8, 2017 by Shany

Math
Use digits 0 through 9, without using a digit more than once, so that you can make the following reduce to a solution of x < -1/2 How do I do this? Please help, I am confused.
Wednesday, February 8, 2017 by Maya

math
in triangle ABC angle B =90 and BD PERPENDICULAR AC proof that angle ABD =angle ACB
Wednesday, February 8, 2017 by mayank kumar

Math
For the following questions the US population in 2008 was 304 million. Round each answer to the nearest 10th of a million. How big was the Labor Force in November 2008? What was the size of the Labor force in the previous month? What was the size of the labor in year before?
Wednesday, February 8, 2017 by Akira

Math
For the following questions the US population in 2008 was 04 million. Round each answer to the nearest 10th of a million. How big was the Labor Force in November 2008? What was the size of the Labor force in the previous month? What was the size of the labor in year before?
Wednesday, February 8, 2017 by Akira

Math
Miss has three times as many markers and colored pencils the total number of markers and colored pencils is 84 how many workers does Miss have
Wednesday, February 8, 2017 by Jocelyn

Math
If you have a line intersecting at (3,6). What equation would represent both lines?
Wednesday, February 8, 2017 by Davis

math
Simon owns a small car wash and detailing center. He charges $12 per wash. He pays each of his two employees $12 per hour. The employees each work 40 hours per week. Simon's other costs amount to $450 per week. Simon wants to earn an average profit of at least $3.25 per wash ...
Wednesday, February 8, 2017 by Judy

math
Without using a calculator, choose (a) the larger of cos 40 and cos 50; (b) the larger of sin 40 and sin 50. Be prepared to explain your reasoning.
Wednesday, February 8, 2017 by Grace

Math
The volume of seed in a bird feeder is represented by the equation V = 12(24-h) Q: Make a table of ordered pairs (h,V)
Wednesday, February 8, 2017 by Math

math
A car travels at a constant speed of 56 miles per hour. How far will it travel in 45 minutes and 45 seconds?
Wednesday, February 8, 2017 by Anonymous

Math
you lave a line intersecting at (3,6) what would represent the two lines?
Wednesday, February 8, 2017 by Davis

Math
A flagpole casts a shadow 17 m long. The angle of elevation from the tip of the shadow to the top of the flagpole is 58 . How high is the flagpole to the nearest decimal?
Wednesday, February 8, 2017 by Juanita

Math (calc)
An open box with a square base is to have a volume of 12ft^3. Find the box dimensions that minimize the amount of material used. (round to two decimal places). it asks for the side length and the height. Please help asap due in a few hours. Thank you
Wednesday, February 8, 2017 by Kyle

Math 8th grade
How would I set up this problem to solve it: Gene offers 30 mins. and 60 mins. driving lessons. He gave 8 lessons that lasted 7 hours. How many 60 minute lessons did he give?
Wednesday, February 8, 2017 by Davis

Math
Travis is 19 years older than his sister Linda. In 4 years, he will be twice as old as Linda. How old is each of them now?
Wednesday, February 8, 2017 by Anonymous

math
Suppose the amount of algae in pond triples every day. After 12 days the pond is complete with algae. I believe that on day 4 the pond is 1/3 of the way full. Am i correct?
Wednesday, February 8, 2017 by belem

Math@@
How do I solve v + 17 -11= 65
Wednesday, February 8, 2017 by Kim

math
Fred has 3 times as many dimes as quarters. How many dimes does he have if the value of all the coins is $3.85?
Wednesday, February 8, 2017 by Tammy

Math
whats 9+10?
Wednesday, February 8, 2017 by RANDOM

Math
The length of a rectangle is 1 m more than twice its width. What is the length of the rectangle if its perimeter is 110m?
Wednesday, February 8, 2017 by Kim

Math
How do you solve -1-2 over 1/2
Wednesday, February 8, 2017 by Kelley

Math
Rewrite the numbers in order from least to greatest. 0.3, 0.102, 0.127, 0.2, 5/7 0.102, 0.127, 0.2, 0.3, 5/7
Wednesday, February 8, 2017 by Ghata

Math Velocity
Jeff is standing on a bridge 5M above the river, He picks up a small rock and tosses it into the air, the rock reaches a height of 12M in one second and hits the water in about 2.3 seconds Determine when the rock reaches a height equal to the bridge but on the way down.
Wednesday, February 8, 2017 by Michelle

Math
Which shapes have more than one line of symmetry? Explain your thinking
Wednesday, February 8, 2017 by Jeffrey

math
walk 1 mile to house and 1/2 mile to school how far you walk altogether
Wednesday, February 8, 2017 by Anonymous

Math
Fill in missing sign to make equation true 160 ----60------4------3=115 125----5-----12-----2= 1
Wednesday, February 8, 2017 by Syd

4th grade math
Bebo wants 6/10 of floor tiles to be red. If she uses 18 red tiles, how many square tiles will be used to cover the floor. Show an area model
Wednesday, February 8, 2017 by Gail

math, concepts of geomtry
One side of a square room measures 24 ft. how many square yards of carpet are necessary to carpet the room? 1yd^2=9ft^2
Wednesday, February 8, 2017 by Sos

math
In a class of 80 students,53 study Art,60 study biology,36 study art and biology,34 study art and chemistry,6 study biology and 18 study biology but not chemistry.Determine the number of students who study =Art only =Chemistry only
Wednesday, February 8, 2017 by Nana Adwoa

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