04/22/20

Need help with this question!
The number of days it takes for a movie crew to set up a stage for a scene varies inversely as the number of workers. If the stage can be set up in 3 days by 20 workers, how many days would it take... more
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04/22/20

Since 2006​, the amount of money spent at restaurants increased at a rate of 5​% each year. In 2006​, about ​$490 billion was spent at restaurants. About how much will be spent in 2015​?
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04/22/20

If y=10 when x=5, find y when x=2.
Assume that y varies inversely as x. Write an inverse variation equation that relates x and y. Then solve.
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04/22/20

Write the equation of the line in standard form (𝑎𝑥 + 𝑏𝑦 = 𝑐) that goes through the points (5, 2) and (7, 12).
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04/22/20

Write and equation of the line that goes through the point (-2, 1) and is parallel to 𝑦 = − 1 2 𝑥 + 4.
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04/22/20

i am having some trouble with math and i need a detailed explanation ?!

: Julie and Pete are selling fruit for a school fundraiser. Customers can buy boxes of oranges and boxes of lemons. Julie sold 2 boxes of oranges and 3 boxes of lemons for a total of $83. Pete sold... more
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04/22/20

State the focus and directrix

State the focus and directrix Forx = y^2
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04/21/20

Rational Equation

What is/are the solution(s) to the rational equation 2x/x2+2x+ 1+3= 7/x+1? Enter your answer as a single number, like this:42. Or as two or more numbers separated by commas, like this:42, 53 Round... more
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04/21/20

5th grade math help
Doris bought a 100 pound bag of dog food. She gave her dogs the same amount of food each week. The dog food lasted eight weeks.How much dog food did Doris feed her dogs each week?
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04/21/20

How long will it take to build $1000.00 to at least $10000.00 at 8.25% compounded daily?
how many years and days
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04/21/20

Find the equation of the line perpendicular to x−5y=-19 that passes through the point (3,7).
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04/21/20

I need someone to do the square root method

5x^2+5=130 thank you very much.
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04/21/20

Simplify each rational expression by factoring out GCFs first
Numerator: 5k-20Denominator: 4-k
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04/21/20

Need help quickly very confused!

A regular hexagonal prism has an edge length 12 cm, and height 10 cm. Identify the volume of the prism to the nearest tenth.A.) V = 1870.6 cm3B.) V = 2776.2 cm3C.) V = 3741.2 cm3D.) V = 7482.5... more
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04/21/20

A 5 foot tall woman stands near a palm tree on the beach. If she casts a 6 foot shadow while the tree casts a 27 foot long one, how tall is the tree?

I would also like the proportion and the subject is similar triangles shadow figures in geometry
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04/21/20

Math problem help!!
A student thinks that y=6+x means that y=6 and then you add x. What would you tell this student?
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04/20/20

Length & Width Question

Mary has a rectangular painting with a border that she is going to frame. The length of her painting is 5 inches longer than it’s width and the border is 2 inches around all sides of the... more
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04/20/20

Solve the equation for x
Dissolving Salt If C grams of salt are added to a sample of water, the amount A of undissolved salt is modeled by A = Ca^x, where x is time. Solve the equation for x
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04/20/20

Compound Interest
What is the doubling time (when A = 2P) of an investment with an interest rate of 8% compounded continuously?
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04/20/20

What is x? What is the greatest common factor? Please help asap
The Adult Pool Area has a total area of 15,000 square feet. The AdultPool Area consists of a rectangular swimming pool and a concretewalkway of even width surrounding all four sides of the pool.... more
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04/20/20

How much would you need to deposit in an account now in order to have $3000 in the account in 5 years? Assume the account earns 5.1% interest compounded semi-annually.
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04/20/20

[EQUATION PROVIDED THIS TIME] What is the maximum height the fireworks reach? How high will the fireworks be 1 second after launch? How long after launch will the fireworks explode?

For a 4th of July celebration, some fireworks are launched off of a hill 80 feet above a lake. The fireworks will explode after reaching their maximum height before they fall down into the lake... more
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04/20/20

I need the answer to this math problem.
y varies directly as z, and y = 208 when z = 13. Find y when z is 19.
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04/20/20

Maths Help please ( easy ) but not for me!!!
Make a the subject of d = g + 2acIf possible show me how you solved this. Thank you
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04/20/20

Need Help Maths !!!
Solve​x2 − 5x − 36 = 0Show clear algebraic working.
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