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MATH SOLVE
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Sara makes and sells bracelets. She bought material for $28.50 and used it all to make 15 bracelets. Sara used the equation 15x-28.50=99 to determine x, the amount she should charge for each bracelet to make a profit of $99. How much should each bracelet cost?a. $4.70b. $6.60c. $8.50d. $13.75
General
2 months ago
Cynthia’s broker charges her a commission of $88 for every $1000 of stock bought or sold. Cynthia bought 2,000 shares of Ombor Medical Supplies at $35.49 apiece. As the price rose and fell, she sold off part of her holdings. When the price rose to $48.57, she sold 600 shares. The price fell somewhat to $46.10, so she sold 1,150 of her shares. When the price climbed to $53.46, she sold off the remainder of her holdings. How much profit did Cynthia make in total?
General
2 months ago
Bob and Nina make dog leashes . Bob can make 7 leashes in 2 hours and nina can make 4 leashes in 1 hour enter an equation that can be used to find the number of hours it takes bob and Nina to make 60 leashes
General
2 months ago
Three vertices of the trapezoid are A(4d,4e), B(4f,4e), and C(4g,0). The fourth vertex lies on the origin. Find the midpoint of the midsegment of the trapezoid.
General
2 months ago
in a laboratory, under favorable conditions, a bacteria grows at an exponential rate. the number of cells C in the population is modeled by the function C(t)=ab^t, where a and b are constants and t is measured in hours.T C(t)--- -------0 8----- --------1 24Which function can be used to find the number of cells of bacteria in the population at time t?A. C(t)=8(1)^tB. C(t)=24(1)^tC. C(t)=8(3)^tD. C(t)=24(3)^t
General
2 months ago
The table shows children’s ages and the number of servings of vegetables the children ate each week.(a) Create a scatter plot of the data. (b) Do the points appear to follow a linear pattern? If so, is the correlation positive or negative?
General
2 months ago
The variable x represents the number of long-sleeve shirts Nancy bought and the variable y represents the number of short-sleeve shirts she bought.Nancy bought 531 shirts for her business. She bought 2 times as many short-sleeve shirts as long-sleeve shirts.How many of each type of shirt did she buy?Which system of equations models this problem?{x−y=531y=2x{x+y=2y=531x{x+2y=531y=2x{x+y=531y=2x
General
2 months ago
the dimensions of a rectangle can be expressed as x+6 and x-2. if the area of the rectangle is 65in^2, find the dimensions of the rectangle.
General
2 months ago
Find the missing the coordinates. Tiles (2, 1) (2, -2) (-5, -5) (-1, -1) Pairs A(2, 5), B(6, 5), and C(6, 1) are three vertices of square ABCD. What are the coordinates of vertex D? arrowBoth A(2, 3), B(7, 3), and C(7, -2) are three vertices of square ABCD. What are the coordinates of vertex D? arrowBoth A(-5, -1), B(1, -1), and C(1, -5) are three vertices of rectangle ABCD. What are the coordinates of vertex D? arrowBoth A(-1, 4), B(7, 4), and C(7, -1) are three vertices of rectangle ABCD. What are the coordinates of vertex D
General
2 months ago
A spinner is separated into 5 equal pieces, as shown below: A spinner is shown with five colors, brown, blue, purple, orange and red marked on it. The arrow points towards the brown color. Patrick spins the spinner 9 times. What is the theoretical probability that it stops on the brown sector on the last spin?
General
2 months ago
The length of a rectangle is increasing at a rate of 8 cm/s and its width is increasing at a rate of 6 cm/s. when the length is 13 cm and the width is 5 cm, how fast is the area of the rectangle increasing?
General
2 months ago
A Chemist has 100g of 25% acid solution. How much of these solution he needs to drain and replace with 70% acid solution to obtain 100g of 60% acid solution?
General
2 months ago
Let f(x) = -20x^2 + 14x + 12 and g(x) = 5x- 6. Find f/g and state its domain
General
2 months ago
please help, thank you! - Redwood National Park in California has an area of 112,512 acres. Voyageurs National Park in Minnesota has an area of 218,200 acres. What is the area of the two national parks altogether?Jesse solved this problem. He said the area was 330,712 acres.Which statement is correct? A.Jesse is incorrect. The answer is 105,688 acres. B.Jesse is correct. C.Jesse is incorrect. The answer is 320,712 acres. D.Jesse is incorrect. The answer is 106,312 acres.
General
2 months ago
will give 50 points and brainless Andrew makes $6 an hour plus $9 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.Part A: Create an equation that shows the amount of wages earned, W, for working x hours in a week when there is no overtime. (3 points)Part B: Create an equation that shows the amount of wages earned, S, for working y hours of overtime. Hint: Remember to include in the equation the amount earned from working 40 hours. (3 points)Part C: Andrew earned $330 in 1 week. How many hours (regular plus overtime) did he work? Show your work. (4 points)
General
2 months ago
On Monday, a company stock closed at a price of $30.80 per share. On Tuesday, it increased by $1.20 per share. On Wednesday, it fell by 6.25%. On Thursday, it fell by another 4%, and on Friday, it increased by 2.5%. What is the net change in the stock price from Monday to Friday?
General
2 months ago
Calculate the area of the regular pentagon below: 686.84 square inches 732.34 square inches 858.55 square inches 1717.1 square inches
General
2 months ago
WILL GIVE BRAINLIEST, 5 STARS, AND THANK YOU TO ANYONE WHO HELPS!1. Given the two=column proof. Given: x/6+2=15Prove: x=78x/6+2=15 a.__________x/6=13 b.__________x=78 c.__________2. Complete the two-column proof. Given: m angle RST=5x degrees and m angle UVW=7x degreesangle RST and angle UVW are supplementary Prove: x=15 Statements: m angle RST=5x degrees and m angle UVW=7x degrees angle RST and angle UVW are supplementary m angle RST+m angle UVW =1805x+7x=18012x-180x=15 Reasons: given definition of supplementary angles a._________b._________c.__________Can someone please help with these two problems?
General
2 months ago
The coordinates below are the three vertices of a rectangle. Identify the fourth coordinate and the area of the rectangle. (2, 7), 28 units squared (2, 7), 45 units squared (7, 2), 28 units squared (7, 2), 45 units squared
General
2 months ago
The median age for a first marriage in the United States for women was 25.9 in 2009 and 26.1 in 2010. Use an exponential model to predict the median age for women in 2019, where x is the number of years since 2009.
General
2 months ago
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