4,511 Answered Questions for the topic prealgebra

Prealgebra Algebra

11/15/20

A motorboat takes 5 hours...

A motorboat takes 5 hours to travel 150 miles going upstream. The return trip takes 3 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?Rate of... more
Prealgebra Algebra

11/14/20

Solve the Inequality

Bill is choosing between two exercise routines. In Routine #1, he burns 22 calories walking. He then runs at a rate that burns 8.5 calories per minute. In Routine #2, he burns 50 calories walking.... more
Prealgebra

11/14/20

is the question below linear ?

is y= x2 - 2 linear ?
Prealgebra

11/14/20

Is y = 1/x + 7 linear ?


Prealgebra Algebra

11/13/20

Solving a tax rate or interest rate problem using a system of linear equations

A theater group made appearances in two cities. The hotel charge before tax in the second city was $1500 higher than in the first. The tax in the first city was 8.5%, and the tax in the second city... more
Prealgebra Algebra

11/13/20

Solving a word problem using a system of linear equations of the form Ax + By = C

A store is having a sale on jelly beans and almonds. For 3 pounds of jelly beans and 8 pounds of almonds, the total cost is $18. For 5 pounds of jelly beans and 2 pounds of almonds, the total cost... more

11/13/20

Identify four ordered pairs on the graph of the function.

Identify four ordered pairs on the graph of the function.f(x)= 12x2+15x+3/ -3x-6

11/13/20

Identify four ordered pairs on the graph of the function.

f(x)= 7/x+6 Identify four ordered pairs on the graph of the function.

11/13/20

  Identify four ordered pairs on the graph of the function

f(x)=−2x+9/x−1 Identify four ordered pairs on the graph of the function.
Prealgebra Algebra

11/13/20

Solving a word problem using a system of linear equations of the form Ax + By = C

Rita the trainer has two solo workout plans that she offers her clients: Plan A and Plan B. Each client does either one or the other (not both). On Wednesday there were 3 clients who did Plan A... more

11/13/20

Use synthetic division to determine if the given value for k is a zero of this polynomial. If not, determine p(k).

Use synthetic division to determine if the given value for  is a zero of this polynomial. If not, determine .p(x)=2x3−3x2−11x−20; k=4 is k a zero of this polynomial?
Prealgebra Algebra

11/13/20

Solving a distance, rate, time problem using a system of linear equations

Two buses leave towns 354 kilometers apart at the same time and travel toward each other. One bus travels 17 kmh slower than the other. If they meet in 2 hours, what is the rate of each bus?
Prealgebra Algebra

11/13/20

Solving a value mixture problem using a system of linear equations

Suppose that there are two types of tickets to a show: advance and same-day. The combined cost of one advance ticket and one same-day ticket is $65. For one performance, 15 advance tickets and 35... more
Prealgebra Algebra

11/13/20

Solving a decimal word problem using a two-step linear inequality

For his phone service, John pays a monthly fee of $18, and he pays an additional $0.06 per minute of use. The least he has been charged in a month is $101.88.What are the possible numbers of... more
Prealgebra Algebra

11/13/20

Solving a decimal word problem using a two-step linear inequality

To rent a certain meeting room, a college charges a reservation fee of $39 and an additional fee of $8.70 per hour. The chemistry club wants to spend at most $108.60 on renting the meeting room.... more
Prealgebra Algebra

11/13/20

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 9 large boxes and 7 small boxes has a total weight of 171 kilograms. A delivery of 3 large boxes and 5 small... more

11/12/20

Determine the solution set to the system of equations below algebraically.

y-x^2=2x4y=8x+4
Prealgebra Algebra

11/12/20

Solving a value mixture problem using a system of linear equations

A delivery truck is transporting boxes of two sizes: large and small. The large boxes weigh 45 pounds each, and the small boxes weigh 35 pounds each. There are 115 boxes in all. If the truck is... more
Prealgebra

11/12/20

Math and how to

what is 17 rounded to the nearest 10th of a foot
Prealgebra

11/12/20

Three more than four times a number equals 27

Prealgebra

11/12/20

I need help with this

Business Loan: The owner of a clothing store borrows $5,670 for 1 year at 15.5% interest. If he pays the loan back at the end of the year, how much does he pay back?
Prealgebra

11/12/20

I Need help with this

Compound Interest: If $4,000 is invested in a savings account that pays 8% compounded quarterly, how much is in the account at the end of a year?
Prealgebra

11/12/20

I need help with this please

 A woman deposits $900 in a savings account that pays 5% annually. If she withdraws all the money in the account after 120 days, how much does she withdraw (rounded to the nearest dollar)?
Prealgebra

11/12/20

I need help with this

In a city of 64,000 people, there are 20,000 people under 25 years of age. What percent of the population is under 25 years of age?
Prealgebra Algebra

11/12/20

Solving a decimal word problem using a two step linear inequality

For his phone service, Hans pays a monthly fee of $19, and he pays an additional $0.06 per minute of use. The least he has been charged in a month is $90.34.What are the possible numbers of minutes... more

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