09/09/20

Exponential Finance Word Problem
A person wishes to have $27,500 cash for a new car 7 years from now. How much should be placed in an account​ now, if the account pays 4.1% annual interest​ rate, compounded​ weekly?
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09/09/20

Quadratic Equation
Write the quadratic equation whose roots are −1 and 5 , and whose leading coefficient is 3. Use the letter X to represent the variable. Please explain?
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09/09/20

A circle has a diameter with endpoints A(-4,4) and B(2,-3). What is the length of the diameter
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09/09/20

m=np-r, solve for p
show steps solving the equation for p.
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09/09/20

six less than three times a number

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09/09/20

Read Description.

Yeast converts glucose (C6H12O6) into ethanol (d = 0.789 g/mL) in a process called fermentation. An unbalanced equation for the reaction can be written as follows:C6H12O6 (aq) —> C2H5OH (l) +... more
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09/09/20

read description

Potassium superoxide, KO2, reacts with carbon dioxide to form potassium carbonate and oxygen: 4KO2 + 2CO2 —> 2K2CO3 + 3O2This reaction makes potassium superoxide useful in a self-contained... more
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09/09/20

My question is this 11x+7/ 5
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09/09/20

Calculate the value of assets
Candy and Barr form a partnership called ‘Candy‐Barr’ to combine their assetsand liabilities. Candy’s assets are worth R480 000. Her liabilities are R14 000.Barr’s assets are worth R672 000. Her... more
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09/09/20

i don’t understand this at all
 The art department needs $1,000 for art supplies. If Trisha sells the pancakes for $1.00 and each batch makes 12 pancakes, estimate how many batches will Trisha and her friends have to make to... more
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09/09/20

Answer Fast Please
At a bake the golf team sold all 50 cupcakes for $1.50 each. they sold almost all of the 100 cookies for $1.00 each. the team also received donations from 7 people averaging $4.25 per donation.... more
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09/09/20

What will be the ∆T when 10500 joules of heat energy are added to 150 grams of water?
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09/08/20

College Chemistry Help

So im trying to understand Line drawing structure better since im really confused on how to go about it on some formulas.How would i do a line drawing structure or condensed structural formula for... more
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09/08/20

The width of the rectangle is x cm. If the perimeter of the rectangle is 24 cm, find an expression in terms of x, for the length of the rectangle.

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09/08/20

What is the concentration of SO42- in mg/L (ppm) for a solution that is 0.00385 M of K2SO4? Do NOT use scientific notation in your answer.
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09/07/20

What is the name of the line whose slope is equal to the average change of a function?
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09/07/20

Please help. Im so bad at this!
I have to find an equation perpendicular to 5y=x-4, passing through (2,1), using the point-slope formula. Then I have to write my answer in slope-intercept form. And it's like looking at a... more
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09/07/20

Chemistry - thermodynamic system
Explain how a wetsuit, dry suit, and space suit differ. Which would be a good example of a closed system? open system? Isolated system?
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09/07/20

I can't seem to get this
I need to find the equation of a line perpendicular to 3y=x-4, passing through (2,2) on a graph? Help?
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09/06/20

Express your answer to four significant figures.
Typically, water runs through the baseboard copper tubing and, therefore, fresh hot water is constantly running through the piping. However, consider a pipe where water was allowed to sit in the... more
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09/06/20

HELP A A A A A AAA
Water (2570 gg ) is heated until it just begins to boil. If the water absorbs 4.85×105 JJ of heat in the process, what was the initial temperature of the water?
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09/06/20

How many kilowatt-hours of energy are necessary to heat the water in the water heater by 25 ∘C?

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09/06/20

The number of moles and the mass of water formed by the combustion of 20.0 kg Octane C8H18, in an excess of oxygen.

The number of moles and the mass of water formed by the combustion of 20.0 kg             Octane C8H18, in an excess of oxygen.  That is the question, I am unsure of what I must do. A... more
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09/06/20

Tavon has a gift card for $95 that loses $2 for each 30-day period it is not used. He has another gift card for $75 that loses $1.50 for each 30-day period it is not used.
When the gift cards have equal value the value of each will be?
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09/06/20

A rectangular athletic field is twice as long as it is wide. If the perimeter of the athletic field is ​yards, what are its​ dimensions?
i need to find the second part of the question:Remember that 2x represents the length of the athletic field.​ Therefore, the length of the athletic field is nothing yards.
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