4,511 Answered Questions for the topic prealgebra

Prealgebra Algebra

11/23/20

Solving a word problem using a system of linear equations of the form Ax + By = C
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 3 small boxes has a total weight of 77 kilograms. A delivery of 4 large boxes and 8 small... more
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Prealgebra Algebra

11/23/20

Application problem with a linear function: Finding a coordinate given two points
The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 36 minutes of calls is $19.96, and the... more
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Prealgebra Algebra

11/22/20

Solving a word problem using a system of linear equations of the form Ax + By = C
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 5 large boxes and 3 small boxes has a total weight of 116 kilograms. A delivery of 2 large boxes and 6 small... more
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Prealgebra Algebra

11/22/20

Application problem with a linear function: Finding a coordinate given two points
Chau is driving to Denver. Suppose that the distance to his destination (in miles) is a linear function of his total driving time (in minutes). Chau has 54 miles to his destination after 45 minutes... more
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Prealgebra Algebra

11/22/20

Solving a word problem using linear equation
A store is having a sale on trail mix and jelly beans. For 3 pounds of trail mix and 8 pounds of jelly beans, the total cost is $21. For 5 pounds of trail mix and 2 pounds of jelly beans, the total... more
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Prealgebra Algebra 1

11/22/20

Solving a word problem using linear equation
A party rental company has chairs and tables for rent. The total cost to rent 3 chairs and 5 tables is $39. The total cost to rent 9 chairs and 7 tables is $63. What is the cost to rent each chair... more
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Prealgebra Algebra

11/22/20

Solving a word problem using linear equation
One month Omar rented 3 movies and 5 video games for a total of $41. The next month he rented 12 movies and 2 video games for a total of $65. Find the rental cost for each movie and each video... more
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Prealgebra Math Algebra

11/22/20

Select ALL of the values for x that are solutions to the inequality
-2x-3≤-1((Select any number below that matches the math problem on top. Select whatever is correct it's a multiple choice questions!))-1-210
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Prealgebra Algebra

11/22/20

Solving a distance, rate and time problem
A jet travels 2995 miles against a jetstream in 5 hours and 3445 miles with the jetstream in the same amount of time. What is the rate of the jet in still air and what is the rate of the... more
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Prealgebra Algebra

11/22/20

Solving a distance, rate, time problem.
Flying against the wind, an airplane travels 2550 kilometers in 3 hours. Flying with the wind, the same plane travels 10,000 kilometers in 8 hours. What is the rate of the plane in still air and... more
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Prealgebra Algebra

11/22/20

factor by grouping
Factor by grouping.25y-yv+5v-5y2
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Prealgebra Algebra

11/21/20

Answer the questions below.

Alan is a software salesman. Let y represent his total pay (in dollars). Let x represent the number of copies of Math is Fun he sells. Suppose that x and y are related by the equation... more
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Prealgebra Math Algebra

11/21/20

Select ALL of the values for x that are solutions to the inequality
3x-8>22((Select any number below that matches the math problem on top. Select whatever is correct it's a multiple choice questions!))100215
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Prealgebra Math Algebra

11/20/20

Match each equation solution (or almost solution) with the actual answer it means.
X=5X+5=x-7X+5=5+x5=5X=5______________________There are no solution for x.There is one solution for x.There are infinite solutions for x.
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Prealgebra Algebra

11/20/20

Solving a distance, rate, time problem using a linear equation
Two trains leave the station at the same time, one heading west and the other east. The westbound train travels at 70 miles per hour. The eastbound train travels at 8 miles per hour. How long will... more
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Prealgebra Math Algebra

11/20/20

Solve the equation and show your steps and explain
2(x - 4) = 4x + -(2x + 4)
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Prealgebra Math Algebra

11/20/20

Find the solution of each equation
-2(-x - 12) = -2x - 124x - 5 = 2(2x + 1)4 - x = -(x - 4)-x - 24 = 5 - x_________________________Has no solutionX=-9X=-1X=1Has an infinite solutions
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Prealgebra Math Algebra

11/20/20

Find the solution to each equation
(x + 4) - 3x = 1 + x7(6 - 2x) = 5(-3x + 1) 2x + 3 = 0.5(6 + 4x)-6x + 3 = -3(2x - 1)_____________________________X=5X=1Has an infinite solutionsX=-37Has no solution
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Prealgebra Math Algebra

11/20/20

Find the solution to each equation and mach each one from the top list and bottom but that is correct!
3(x-5)=2(x-5)3x+4=5x-105(x-4)=7(2x+1)5x-1=x+15_____________________X=-3Has infinite solutionsX=4X=7X=25Has no solution
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Prealgebra Math Algebra

11/20/20

Think of an example of a math problem from a real world scenario that has no numerical solution
Number of solutions pre algebra
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11/19/20

What is the pH?
If a sample of a certain solution is determined to have a [H3 O+ ] concentration of 4.36 x 10-10 moles/liter, what is its pH? Round off your answer to one decimal place.
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Prealgebra

11/18/20

Please help me with their question
After large slabs of travertine were mined in Italy, they were cut into smaller blocks that were used to construct the Getty Museum. on average, each block at the Getty Center is 76 × 76... more
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Prealgebra

11/18/20

I need help with question
The surface of the earth is 70% water. If the diameter of the earth is 8,000 miles, how many square miles of the earth are covered by land.
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Prealgebra

11/18/20

I need help please
A living room is 18 feet long and 10 feet wide. If the ceiling is 10 feet high, what is the total surface area of the four walls?
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Prealgebra

11/18/20

I need help with this please
After large slabs of travertine were mined in Italy, they were cut into smaller blocks that were used to construct the Getty Museum. According to the website www.getty.edu, on average, each block... more
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