7,188 Answered Questions for the topic Math Help

Math Help

09/12/18

College Algebra Help
The length of a rectangle is 6 ft. less than 2 times the width. If the perimeter of the rectangle is 54 ft., find the length and the width. 
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Math Help Calculus Precalculus

09/12/18

Find (fg) (x) for f(x)=2x+3 and g(x)=x+7
Calculus help
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Math Help

09/12/18

1980 was 125,500.the population of the same city in 2000 was 155,00.what year can it be predicted that the city's population will be 200,000?
pls answe this asap!!
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Math Help

09/11/18

Separate 77 into two parts so that one part is 4 less than twice as much as the other
I don't know if there should be one or two answers. My question is based on multi-step equations.
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09/11/18

Word Problem
Thrift rents a compact car for $32 per day, and General rents a similar car for $23 per day plus an initial fee of $54. For how many days d would it be cheaper to rent from General?
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Math Help

09/11/18

identify the set of numbers that best describes each situation
the amount of money in a bank? the exact temperature of a glass of water in degrees celsius?
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Math Help

09/11/18

corinne runs 13.5 miles in 2 hours. What is her rate?
 i would please love to know her rate , thank you
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09/11/18

Sean earned 20 points. Charles earned p more points than Sean. Choose the expression that shows how many points Charles earned.
Sean earned 20 points. Charles earned p more points than Sean. Choose the expression that shows how many points Charles earned.
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Math Help

09/10/18

How do I get 17 with the numbers 1,2,3,4 with only using them once
I need help cuz we are doing target 30 with only the numbers 1,2,3,4 and we can only use them once can u help
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09/10/18

Twelve years ago, Thea was 7 years old. In 8 years, Thea will be three times as old as Nancy. Nancy is two years younger than Cindy. How old is Nancy now?
I need help. I kinda dont understand the problem.
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Math Help

09/10/18

At what point in the first quadrant does the line with equation y = 1.5 x + 4 intersect the circle with radius 6 and center (0, 4)?
x=  Y=
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Math Help Math Algebra 1 Algebra

09/10/18

What is the distance between the islands?
A boat travels x miles per hour from one island to another in 2.5 hours. The boat travels 5 miles per hour faster on the return trip of 2 hours. What is the distance between the islands?
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Math Help Math

09/10/18

What is the best estimate for the product of 289 and 7
Please help me with my math
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Math Help

09/10/18

A football team lost the same number of yards on each of 3 consecutive plays. What is the total change in yards from where the team started?
I dont get it.
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Math Help Algebra

09/10/18

Candle problem
A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. a blue cans is 6 inches tall and burns at a rate of 1/5 inch per hour. after how many hours will both candles be the same... more
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Math Help

09/10/18

how to round 64655.17241 to the nearest cent?
how to add 64655.17241 to the nearest cent
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Math Help

09/10/18

The first term of an arithmetic sequence is -3 and the fifteenth term is 53. What is the common difference of the sequence?
The first term of an arithmetic sequence is -3 and the fifteenth term is 53. What is the common difference of the sequence?
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09/10/18

822 tickets sold in total, there were 72 more student tickets than adult. How many adult tickets?
A total of 822 tickets were sold for the school play. They were either adult tickets or student tickets. There were 72 more student tickets sold than adult tickets. How many adult tickets were sold?
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Math Help

09/10/18

The measure of on angle is 16 degrees less that 3 times the measure of the other
Yes it is this confusing.
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Math Help

09/09/18

Jack lives 4.5 km from the library, Megan lives 5.5 km from the library. How many km do Megan and Jake live?
Jack lives 4.5 km from the library, Megan lives 5.5 km from the library. How many km appart do Megan and Jake live?
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09/09/18

Question regarding integral of ln(2x+1) dx
∫ln(2x+1) dx; when I solve for this using u-sub with u = 2x+1, I get 1/2((2x+1)ln(2x+1) - (2x+1)) + C. However, when I solve for it using integration by parts, I get 1/2((2x+1)ln(2x+1)) - x + C.... more
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Math Help Algebra 1

09/09/18

If your car gets 22 miles per​ gallon, how much does it cost to drive 320 miles when gasoline costs ​$2.90 per​ gallon?
 need help solving word math problems
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Math Help

09/09/18

How do I multiply -3/7 times two
I’m doing the slope intercept form and it only gives me two points I know how to get the slope but after that I’m stuck.
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09/09/18

Finding the center and the radius
find the center and the radius of the circle that passes through the points (1,1) and is tangent to the line y=2x-3 at point (3,3)
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09/09/18

How long does the ripple take to reach the boat?
The radius of the ripple increases steadily at 6 cm/sec. A toy boat is floating on the pond, 2.00 m east and 1.00m north. How long does the ripple take to reach the boat?
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