1,034 Answered Questions for the topic Algebra Help

11/03/19

#### z varies directly as x and inversely as y. If z=159 when x=8 and y=6, find z if x=5 and y=8.

10/25/19

#### I need help with this question

Blakes cell phone company charges him $20 plus $0.40 a minute. Steven’s cell phone company charges him $45 and $0.25 a minute. For how many minutes would Steven and Blake have to talk on their cell...
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06/19/19

#### Let θ be an angle in quadrant IV such that secθ=8/5. Find the exact values of cotθ and sinθ .

04/19/19

#### I Need Help With Writing a Polynomial Function Equation (College Algebra)

The question asks"Find a degree 4 polynomial having zeros −5, −2, 4 and 5 and the leading coefficient is equal to −2. "P(x)=??? I need help finding the factored form, not simplified.I have tried 3...
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02/15/19

#### Find all ordered triples (a,b,c) that meet the following conditions...

The sum of the three numbers is 158
the product of the three numbers is 74088
b=ar and c=ar^2 for some real values of r

01/23/19

#### Write equation of hyperbola with vertices at (1, 3) and (5, 3) and a foci at (-1, 3) and (7, 3)

01/23/19

#### Write equation of hyperbola with vertices (0, -5) and (0, 5) and a foci at (0, -8) and (0, 8)

11/09/18

#### How to Solve Sum of Geometric Sequences

[ I am learning about Geometric Sequences in my Algebra 2 class right now. While I found Arithmetic Sequences to be easy, this is more difficult and confusing. If I could get an explanation or...
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10/01/18

#### What is the equation of a line that has a y-intercept of 2 and passes through the point (12,4)?

I need help with my algebra homework?

09/30/18

#### Express f(x) in the form f(x)=(x-k)q(x)+r for the given value of k

f(x)=3x^3+x^2+x-9, k=-1
f(x)= ????

09/29/18

#### Flying into the wind, an aircraft made an 1100km trip in 2hrs. Same aircraft can make the same trip in 1h 50 min if flown with the wind.

Find the speed of the aircraft. how do you find the speed and what equation would it be to represent going into the wind and with the wind?

09/27/18

#### Write a function rule for the area of a triangle whose base is 4ft more than the height. How does the area of the triangle change as the height changes? Explain

My teacher wants me to find the equation in the word problem and to explain how the area changes if the height is also changed. But im stuck on the equation part.

09/26/18

#### Please help ASAP! Algebra word problem....

Suppose that the cost function for the production of a particular item is given by the function C(x)=2x2−320x+12,020, where x represents the number of items. How many items should be produced to...
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09/22/18

#### 3066 tires between 2 shifts shift 1 made more shift 2 made 70 less tires than 10/4 of shift 1. How many made in shift 2?

A tire company produced 3066 tires in one day working two shifts. The second shift produced 70 tires fewer than ten dash fourths of the number of tires produced by the first shift. Determine the...
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09/18/18

#### the process to solving f(g(2)). How is that different than g(f(2))?

Given f(x) = 3x + 2 and g(x) = -2x2+4Find f(g(2))What would you do in order to solve? Explain in words the process to solving f(g(2)). How is that different than g(f(2))?
I really don't...
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09/16/18

#### I need help putting this into an equation

How do I determine if this is a right triangle or not? How do I put it into an equation?There are 3 points ABC in the xy-plane have coordinates A(4, 3) B (-6, 2) C (-5, 7)Thanks so much for your help!
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09/12/18

#### How do you change this into y=mx+b form? x+2y=6

I subtracted "-x" first and then subtracted by "2" but I didn't get the right answer

09/10/18

#### Algebra help

The denominator of a fraction is 5 more than the numerator.
if 1 is added to the numerator and 2 is subtracted from the denominator, the fraction will become 4/5ths.
Find the...
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09/03/18

#### 0.0113 = X × 10–2 Enter the correct value for X. (please use 4 decimal places in your answer)

I need help answering this. I know x = 1.13 but they want me to use 4 decimal places to answer it? I don't know how to do that.

07/28/18

#### The variable z is directly proportional to x, and inversely proportional to y

The variable z is directly proportional to x, and inversely proportional to y. When x is 16 and y is 5, z has the value 16.What is the value of z when x= 21, and y= 14Round to at least the...
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07/27/18

#### The school that Dan goes to is selling tickets to a play

The school that Dan goes to is selling tickets to a play. On the first day of ticket sales the school sold 6adult tickets and 16 student tickets for a total of $312. The school took in $189 on the...
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