7,189 Answered Questions for the topic Math Help
Math Help
06/23/17
Which is true about the completely simplified difference of the polynomials a3b + 9a2b2 − 4ab5 and a3b − 3a2b2 + ab5?
i need help plases
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Math Help
06/22/17
Factor the following numbers
1. 104 2. 200 3. 54 4. 1000
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Math Help
06/22/17
word problem
A toy ball (sphere) expands and contracts. When it is completely closed, it has a diameter of 15.5inches. Find the volume of the sphere when it is completely closed. Use 3.14 for piπ. Round to...
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Math Help
06/22/17
word problem
A 17-foot piece of string is cut into two pieces so that the longer piece is 5feetlonger than twice the shorter piece. If the shorter piece is x feet long, find the lengths of both pieces.
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Math Help
06/22/17
When a baseball is hit, the distance it will travel depends on its speed.
Choose the most appropriate name for the function described below.
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Math Help Word Problem
06/21/17
How would you work this word problem?
Math department Development committee members Alan, Amy, Jessica, and Julia were preparing for a conference. They had to pack 1,200 bags of conference material, and they expected to finish packing...
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Math Help
06/21/17
The length of a rectangle is 13 centimeters greater than the width. Find the length and width of the rectangle if the perimeter is 62 centimeters
pleas help me solve this problem I am really struggling
Write and solve an equation to answer the question: The length of a rectangle is 13 centimeters greater than the width. Find the length and...
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06/20/17
Find t(s(3)
The functions s and t are defined as follow.
S(x)=-x-1
t(x)=2x2+2
find the value of t(s(3)
thank you so much in advance 😊
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Math Help
06/19/17
Solve by the addition method
LaTeX: 5x+15y=205x+15y=20LaTeX: 2x+6y=8
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Math Help
06/19/17
Write the equation of the circle in standard form. x^2 + y^2 − 6x + 10y + 18 = 0
x^2 + y^2 − 6x + 10y + 18 =
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06/18/17
Problems involving rates
A new underground holding tank for storm runoff is going to be built. The new tank will be similar to the current tank. The interior dimensions of the current tank are 100m by 30m by 50m. Engineers...
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Math Help
06/16/17
Which of the following is an example of a recursive sequence? 2, 5, 8, 11, ... 1, 3, 9, 27, ... 2, 4, 6, 10, ...
How do you find the answer to thus question and can you show the steps to answering this question.
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Math Help
06/16/17
A plane can fly 600 miles in the same time it takes a car to go 200 miles. If the car travels 100mph slower than the plane, find the speed of the plane.
A plane can fly 600 miles in the same time as it takes a car to go 200 miles. If the car travels 100 mph slower than the plane, find the speed of the plane
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Wally blew 1/4 of his income last week on video games and 1/8 on fast foo. If he spent a combined $84 on these things, what was his income last week?
Translate the word p into an equation then solve. Please help!!
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Gisele has $5.90 in quarters and nickels. If she has 16 more nickels than quarters, how many quarters does she have?
Translate the word problem into an equation then solve. Please Help!!
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Two sports cars are 675 miles apart and traveling toward each other. The first is going 65 mph and the second is going 85 mph. How many hours will it be -
- before the two cars meet? Write your answer a a decimal. Please Help!!
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06/15/17
Mrs.Chandler invested $75,000. Some was invested in bonds that earned a 5% profit, and the rest was put into stocks that earned 8% profit. How much did-
Mrs. Chandler invest in bonds if her total profit on both types of investments was $4,380? Translate the word problem into an equation then solve. Please Help!!
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Math Help
06/15/17
x+8/x^2-1 how do i solve this please help!
what is the domain and range
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Two numbers have a sum of 24, and 7 times the first number minus the second number is equal to 16. What is the smallest number?
I'm supposed to translate the word problem into a system of equations then solve. Please help!!
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Math Help Algebra 1
06/14/17
How many gallons of pre-bought oil would the Baldwin’s need to purchase in order to have both plans cost the same amount of money?
Each summer households that heat with oil need to decide if they should buy the oil theythink they will need for the coming winter season or whether they should just pay for eachdelivery they get...
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06/13/17
A company rents boats for $70 per hour plus initial $15 fee.
Write an equation that models the scenario. Let x equal the number of hours and y equal the total cost of the rental. Make a table and find 5 points that satisfy the equation.Graph the relationship...
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Math Help
06/13/17
Dana is 7 years younger than Sam and Sam is 3 years younger than Alex. If the sum of their ages is 74, find each person's age.
this is a question for homework need help
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Math Help
06/13/17
snakes age
the life span of a particular species of snake are normally distributed with a mean of 90 years and a standard deviation of 12.6. what proportion of these snakes will live between 70 and 120
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Math Help
06/09/17
Number representation and calculations
Subtract
10012
1102
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