07/24/19

Write an equation in the form y=kx ,where k is the constant of variation, if y varies directly as x and x=-1 when y=-4
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07/24/19

Heather, Alonzo, and Ryan have a total of $98 in their wallets. Ryan has $10 more than helen. Alonzo has 4 times ehat Ryan has. How much do they have in their wallets?
Heather, Alonzo, and Ryan have a total of $98 in their wallets. Ryan has $10 more than helen. Alonzo has 4 times ehat Ryan has. How much do they have in their wallets
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07/24/19

what is 8 times 6=(4times6)+blank times 6
and thank you for whoever is helping me
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07/24/19

What is the hypotenuse of a 10’x26’ room
What is the hypotenuse of my room 10’x 26’? Thanks in advance
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07/23/19

Math stuck problem

If Y varies directly as x and y =22 when x =48 find y if x = 47
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07/23/19

Can cos(A−B)=cos ⁡A−cos ⁡B?
Is it ever possible that cos(A−B)=cos ⁡A−cos ⁡B? Why or why not?
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07/23/19

How to find cos (x/2)
If sin= √3/2, and 90° < x < 180°, what is cos (x/2)?
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07/22/19

A line passes through the point 2,1 and has a slope of -4. Write an equation for this line

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07/22/19

Math Ratio fractions - word problem -Need help

This is a 6th grade word problem I'm struggling with and looking for help Last year 1/4 of the members in a health club were women.When 56 women joined the club the fraction of women in the health... more
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07/22/19

A garrison of 3300 men had provisions for 32 days, when given at the rate of 850 grams per head.....
A garrison of 3300 men had provisions for 32 days, when given at the rate of 850 grams per head. At the end of 7 days, reinforcement arrives and it was for that the provisions will last 17 days... more
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07/22/19

What is sin(α + β)
If 180° < α < 270°, cos α= -8/17, 270° < β < 360°, and sin β= -4/5, what is sin(α + β)?
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07/22/19

Express your answer rounded to the nearest cent. 
The price of a concert ticket was $85.00 two decades ago. A report says that a concert ticket is now 250% of what it was 20 years ago, how much would it cost today? 
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07/22/19

How can the efficiency of a heat engine be improved?
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07/22/19

What is the equation in standard form for the line with slope 3 and y intercept -4
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07/22/19

Finding square feet for wallpaper
My wall is 9 feet 9 inches wide, 7 feet 10 inches long. How many square feet of wallpaper do I need to purchase to cover my entire wall ??
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07/22/19

Round your answer to the nearest hundredth of a percent.
If you bought something in Wyoming for $125.00, you would be charged $5.00 in state sales tax. What is the state sales tax rate in Wyoming? 
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07/22/19

Round your answer to the nearest tenth of a percent.

The area of the U.S. is about 3.856 million square miles. Approximately 610000 square miles are worked for food production. What percent of the U.S. is worked for food production? 
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07/22/19

Round your answer to the nearest tenth of a percent. 
Suppose there are approximately 317 million people in the U.S. If the world population is 7.1 billion people, what percent of the world population is in the U.S.? 
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07/22/19

Expres your answers rounded to the tenths place.
(a) 22.4 is what percent of 70?  (b) 70 is 6% of what number?
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07/22/19

Linear Programming
Imagine you are trying to maximize the calories you burn in a 60-minute workout you do a few times a week. Running burns 9 calories per minute, aerobics burns 6 calories per minute, and rowing... more
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07/21/19

Lily is building a square sandbox for her son in once the link to be twice as long as the width if she has 24 ft of wood to build a Sandbox what will the dimensions be length and width?
Help, I need it at this very moment
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07/21/19

Can anyone help

A man flies a small airplane from Fargo to Bismarck, North Dakota a distance of 180 miles. Because he is flying into a head wind, the trip takes him two hours. On the way back, the wind is still... more
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07/21/19

What is the area of the region?
y = 2e^x/2
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07/21/19

How do you solve this confusing Ratio and Proportions question?
Water needs to be removed from an underground chamber before work can commence. When the water was at a depth of 3m, five suction pipes were used and emptied the chamber in 4 hours. If the water is... more
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07/20/19

Simliphy this question specific
5x+5x+1÷5x+1-5x
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