Carmen is using the quadratic equation (x + 15)(x) = 100 where x represents the width of a picture frame. Which statement about the solutions x = 5 and x = –20 is true?
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Math
The ratio of the width to the length of a rectangle is 1:3. Which of the following ratios represents a rectangle with…… a)5:7 b) 6:9 c) 33:100 d) 21:63

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And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle? The width of the rectangle is 43.5 and the length of the rectangle is 87. All together when you add it up it will make

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Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring. −b b^2 − 4ac 2a Use the part of the quadratic formula that you chose above and find its value, given the following quadratic equation: 4x^2

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Carmen works at Chipotle for $11.25 per hour plus a commission of 2% of her sales. Assuming Carmen worked 26 hours last week and had sales of $2,610, what's her gross pay? A. $ 342.00 B. $ 290.50 C. $ 344.70 D. $ 351.20 my answer is C.

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The length of a rectangle is 6 inches longer than its width. The perimeter of the rectangle is 28 inches. If x represents the width of the rectangle, which equation can be used to find its value?

math
the perimeter p of a rectangle can be found using the formula p=2(l+w) where l represents the length and w represents the width. which equation represents the width in the terms of p and l. a) w=2(pl) b)w=pl/2 c) w=2p1 d) w=p/21 p=2l+2w p2l/2=w

math algebra
Part 1: Which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring and why? 1. −b 2. b2 − 4ac 3. 2a Part 2: Create your own quadratic equation. Using complete sentences, and your answer from part 1,

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Jack wants to install a swimming pool that is 12m long and 8m wide. He wants to install a rubberized safety border of uniform width around the pool. The width of the safety border is represented by x and the area of the safety border is 44 m^2. a) Write an

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Please Help! Given the following three points, find by hand the quadratic function they represent. (−1,−8), (0,−1),(1,2) A. f(x)=−3x2+4x−1 B. f(x)=−2x2+5x−1 C. f(x)=−3x2+10x−1 D. f(x)=−5x2+8x−1 Determine if the following set of

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Mang jose wants to make a table which has an area of 6m, the length of the table has to be 1m longer than the width. If the width of the table is p meters, what will be the length. Form a quadratic equation that represent the equation.

Algebra
Carmen is using the quadratic equation (x + 15)(x) = 100 where x represents the width of a picture frame. Which statement about the solutions x = 5 and x = –20 is true?

Algebra
State whether each equation represents a linear, quadratic, or exponential function. Tell how you decided. 1. y = 9^3x + 4 2. 4x = 5  y 3. y = 2x^2 + 23 – 14x

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a photograph now measures 33cm wide by 45 cm long. before it was enlarge its width was 11cm what equation represents this proportion

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The rectangular floor of a shed has a length 4 feet longer than its width, and its area is 140 square feet. Let x be the width of the floor. (a) Write a quadratic equation whose solution gives the width of the floor. (b) Solve this equation.

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1.Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in stadard form ax^2+bx+c=0 Solution 7, only solution 2.The width of a rectangle is less than the length. The area is 4ft^3. Find the length and the

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A school fair ticket costs $8 per adult and $1 per child. On a certain day, the total number of adults (a) and children (c) who went to the fair was 30, and the total money collected was $100. Which of the following options represents the number of

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The perimeter of a rectangle is 540ft. Let x represent the width of the rectangle. Write a quadratic function for the area of rectangle in terms of its width. Find the vertex of the graph of the quadratic function and interpret its meaning in the context

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State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = 8x2 + 4

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The area of a rectangle is 144in^2. The length is 4 times greater than the width. Which quadratic equation represents the area of the rectangle? a) w(w  4) = 144 b) w(w + 4) = 144 c) w(4w) =144 d) w(4  w) = 144

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The average temperature during the growing season is directly related to the width of the ring, with a greater width corresponding to a higher average temperature. Chart goes as follows 1900 is 14/25 width, 1910 has a 29/50 width, 1920 has a 53/100 width,

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A quadratic equation has a vertex at (−3/2,7/2) and a yintercept of 8. Which equations could describe this quadratic equation? There is more than one correct answer. Select all that apply. a) y=(x+32)2+74 b) y=x2+3x+4 c) y=2(x+32)2+74 d) y=x2−3x+7 e)

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Mang jose wants to make a table which has an area of 8 m^2. The length of the table has to be 2 m longer than the width. 1. if the width of the table is p meters what will be its length? 2.form a quadratic equation that represents the situation? 3.find the

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Carmen rides her bicycle at a constant rate to the market. When she rides her bicycle back home along the same route, she bikes at threequarters the rate she biked to the market. At any given time, t, the distance biked can be calculated using the formula

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2.Define the shape of the rectangular area by establishing a relationship between the length and width of the rectangle. For example, L = 2W + 5, or W = 3L – 4. Be sure to include the appropriate units (inches, feet, yards, miles, or meters). 3.Using the

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How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution? Explain. Provide your

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Using x as the variable, write the equation or inequality that would correctly solve this problem. Question: Carmen needs at least 86 points to pass Karissa's score. Karissa has 631 points. How many points does Carmen have? (there was also some text under

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State whether the equation represents a linear, quadratic, or exponential function. x^2 + 6 = 8 x

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Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring. −b b^2 − 4ac 2a Use the part of the quadratic formula that you chose above and find its value, given the following quadratic equation: 4x^2

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Hi, I'm trying to understand what a quadratic equation is. I understand that in a quadratic equation you have to have a variable in the second power. Why, then, aren't y = x^2 + 2x^3 and Y = 2x^2 + 3 times the square root of x quadratic equations? They

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Mang Jose wants to make a table which has an area of 6m^2.The length of the table has to be 1m longer than the width. a.If the width of the table is p meters,what will be it's length. b.Form a quadratic equation for the problem and give the dimensions of

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Solve the given quadratic equation exactly using the quadratic formula. Write the solutions in its simplest form. Using a calculator, determine all irrational solutions to the nearest thousandth. Separate the solutions with a comma and list the smaller one

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Carmen invests a total of $5200. Some of the money is invested at 8%. The rest is invested at 10%. If Carmen earned $496 of interest in one year, how much did she invest at each rate?

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In a drawing for a DVD player, there are 100 tickets in a box. Five of the cards are marked with a star and the rest are marked with an X. To win, Carmen must draw two cards, without replacement, both of which are marked with a star. What is the

Algebra
I was given this answers to a problems I solved but I do not understand what she means hope you can help. Before attempting to solve this quadratic equation, determine how many solutions there will be for this quadratic equation. Explain your reasoning.

math
You have two formulas to use: A = lw >area = length times width P = 2l + 2w >perimeter You know the perimeter, which is 200m of fencing. Let length = x Now let's solve the perimeter equation for w, using what we know: 200 = 2x + 2w 200  2x = 2w (200 

math gr.10
Hi! I have been stuck on this problem for the past 20 minutes. Please help! A rectangular garden 30m by 40m has two paths of equal width crossing through as shwon. Find the width of each path if the total area covered by the paths s 325m^2. ()  represents

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okay the problem states. the price of an item is given by p=2x^2100 Find the polynomial that represents the revenue generated from the sale of x items. So this is what i did so far: First i tried solving for x using the equation. so p+100=2x^2 the rest i

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Alvin throws the football to a receiver who jumps up to catch the ball. The height of the ball over time can be represented by the quadratic equation 4.9t^2 + 7.5t + 1.8 = 2.1 . This equation is based on the acceleration of gravity 4.9 m/s^2, the

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0. Tell your classmates about your pet to set up the scenario for fencing a rectangle in your yard. 1. You MUST start by choosing an amount of area that you want to fence in for your pet and this MUST be stated first. What amount of area are you enclosing

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Can someone help me with this question. I thought it was quadratic but now I am not sure. State whether the equation represents a linear, quadratic, exponential function or none of the above. x^2+ 6 = 8 x

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Carmen is dividing her rectangular garden with a diagonal fence. The length of the garden is 11 feet and the diagonal is 19 feet. Which equation can be used to find the width of the garden? How wide is the garden? Select two answers. A.11^2+w^2=19^2

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The area of Mrs.Raders rectangular garden is 100 square feet. One side is a stone wall. She encloses the other 3 sides with 30 feet of fencing. What are the dimensions of her garden? I have the length of the triangle to be 302x and the width to be x. But

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I really need help on some sample work. Just need to check my answers: 1. Describe how the graph of y=x^2+1 differs from y=x^2. Then find the axis of symmetry and the vertex 2. Graph the quadratic equation y=x^2+x2. Identify the axis of symmetry and the

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I really need help on some sample work. Just need to check my answers: 1. Describe how the graph of y=x^2+1 differs from y=x^2. Then find the axis of symmetry and the vertex 2. Graph the quadratic equation y=x^2+x2. Identify the axis of symmetry and the

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solve for x (24+2x)(10+2x)  240 = 152 First multiply. 24(10) = ___ 2x (2x) = ____ Now subtract 240. Can you finish the problem from here? dont i need to put this in equatic equation to solve for x. cause i need to find the width of a small rectangle

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Data were recorded for the demand and revenue of a given product. Find the linear regression line which represents the revenue function. Find the quadratic regression curve which represents the revenue function. Data Demand x Revenue y 1 0 100 2 4 139.2 3

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Kirk and Montego took a mowing job 500 ft long and 400 ft wide. Each will mow half so each has to mow 100,000 area. Now I need to write a quadratic equation that could be used to find the width X that kirk should mow. Can't figure out

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How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution? Explain. Provide your

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This is for grade 11 math, under quadratic extrema and roots. Fred and Ginger have 24 m of fencing to enclose a garden at the back of their house. From the pictures you can see (shows a large rectangle for the house, with a smaller one attached on the

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Carmen is going to buy a pair of jeans that cost $30.00. the jeans are on sale for 20% off. Carmen knows she will pay 8% ales tax. what will the final cost of Carmen's jeans after the discount and sales tax?

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A dealer buys an article at Rs x and sells it for R96 ,thus making a profit of x%.find the value of x. I assume that "R" represents a unit of currency such as the Chinese Renminbi. 98/x = 1 + x/100 Turn that into a quadratic equation and solve for x. Take

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Find the number of integer quadruples (a,b,c,d) with 0\leq a,b,c,d \leq 100, such that a and b are the roots of the quadratic equation x^2cx+d=0, while c and d are the roots of the quadratic equation x^2ax+b.

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Find the number of integer quadruples (a,b,c,d) with 0\leq a,b,c,d \leq 100, such that a and b are the roots of the quadratic equation x^2cx+d=0, while c and d are the roots of the quadratic equation x^2ax+b

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Jose needs to enclose a rectangular section of his yard. The area is 35 sq. ft. and the perimeter is 27 sq. ft. Find the length and width of the section. let l be the length, and w be the width in feet. so 2l+2w=27 >l+w=13.5 > w=13.5l secondly

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Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring. −b b2 − 4ac 2a Use the part of the quadratic formula that you chose above and find its value, given the following quadratic equation: 4x^2 +

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state whether the equation represents a linear, quadratic, exponential fuction or none of the above. 10x+7y=0

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State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = 8x2 + 4

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State whether each equation in Exercises 25–30 represents a linear, quadratic, or exponential function. Tell how you decided. y=10^3x *This one I am very unsure about.*

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Select the inequality that models the problem. The length of a rectangle is four times its width. If the area of the rectangle is less than 100 square meters, what is the greatest width of the rectangle? 4w + w < 100 4 + 4w < 100 4w < 100 4w • w < 100

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Solve the given quadratic equation exactly using the quadratic formula. Write the solutions in its simplest form. Using a calculator, determine all irrational solutions to the nearest thousandth. Separate the solutions with a comma and list the smaller one

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Here's the question: Jose needs to enclose a rectangular section of his yard. The area is 35 sq. ft. and the perimeter is 27 sq.ft. Find the length and width of the section. The issue I'm having is that I think I need to find the common fators of 35 and 27

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simplyfy if quadratic equation or not quadratic equation and arrange into quadratic equation form 25r2=4x

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In a drawing for a DVD player, there are 100 tickets in a box. Five of the cards are marked with a star and the rest are marked with an X. To win, Carmen must draw two cards, without replacement, both of which are marked with a star. What is the

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In a drawing for a dvd player, there are 100 tickets in a box.Five of the cards are marked with a star and the rest are marked with an X. To win, Carmen must draw two cards, without replacement, both of which are marked with a star. What is the probability

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Movers A mover charges $500 for the first 100 miles plus $10 for each additional mile. If C represents the charge and M represents miles. What would the equation look like for this question?

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I was given this answers to a problems I solved but I do not understand what she means hope you can help. Before attempting to solve this quadratic equation, determine how many solutions there will be for this quadratic equation. Explain your reasoning.

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State whether each equation in Exercises 25–30 represents a linear, quadratic, or exponential function. Tell how you decided. 3x^2=5 *I believe this equation is a exponential function but, I'm not sure how to explain it.*

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A garden area is 30 ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400 ft2, what is the width of the path? using the quadratic formula I did the following: Let x = distance between the inner

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I need help with these problems can someone show me how to solve them step by step.If anyone has time i appreciate it. Problem #1 Geometry. The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectangle is 4 cm, what are the

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State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential

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Reduce the equation 3/x + x/3 = 5/2 to the standard form of a quadratic equation ax^2+bx+c=0. The quadratic equation is___?

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State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential, is this correct

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Use the quadratic formula to solve each of the following quadratic equations... 1. 2x^25x=3 2. 3x^22x+1=0 Rearrange the equation in quadratic formula form. 2x^2 5x 3 = 0 Then use the formula. Tell me what you don't understand about it if you don't know

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Jack wants to install a swimming pool that is 12m long and 8m wide. He wants to install a rubberized safety border of uniform width around the pool. The width of the safety border is represented by x and the area of the safety border is 44 m^2. a) Write an

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solve the following quadratic equation using the factorization method x^22x15=0 (b) construct quadratic equation whose roots are given as 1/2 and 3/2?

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Carmen and Susan are members of their school’s running club. The length of the circular track at the school is 1/10 of a mile. In the time it takes Carmen to run 3 times around the track, Susan runs 4 times around the track. A. In the time it takes

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Carmen Santiago works for a number of businesses as a consultant. She has helped design accounting systems,provided accounting services,and analyzed the financial strength of her clients'businesses. Carmen is working as a?

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carmen santiago works for a number of business as a consultant. She has helped design accounting systems, provided accounting services and analyzed the finacial stregth of her clients' business. carmen is working as a

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I can't seem remember the rules for this.Can someone please help me with the following questions? You can find the roots of a quadratic equation by determining the zeros of the quadratic function or the ...? You can find the roots of a quadratic equation

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An open box contains 80cm^3 and is made from a square piece of tinplate with 3cm squares cut from each of its four corners. Find the dimensions of the original piece of tinplate. A=80 A=(length)(width)(height) since length and width are the same, and when