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MATH SOLVE
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Please give a sure answer:) 30 ptsTo solve this system of equations by elimination, what operation could be used to eliminate the y-variable and find the value of x?6x + 5y = 2 4x + 2y = 8A) subtract 2 times the second equation from 3 times the first equation B) subtract 3 times the second equation from 2 times the first equation C) subtract 5 times the second equation from 2 times the first equation D) subtract 2 times the second equation from 5 times the first equation
General
2 months ago
Rodney drops a ball from the bridge at an initial height of 220 feet. How many seconds after the ball is released will it hit the ground? Write an equation to model this situation. Solve for time in seconds. Show work
General
2 months ago
In the figure, AB=12, BC=8, DE=6, PD=4, and A is the point of tangency. Find the radius of circle P.
General
2 months ago
What would be the best description of the John’s times rounded to quarter hours (15 minutes)1. 8:30 am to 5:00pm2. 8:45 am to 5:15pm3. 8:45 am to 5:00pm4. 8:30 am to 5:15pm
General
2 months ago
p=12/q is it direct joint or inverse variation and what is ithe constant variation
General
2 months ago
Select the graph that would represent the best presentation of the solution set. | 5x -1 | < 1
General
2 months ago
What is the solution to the system of equations 1/4x+1 1/2y=5/8 3/4x-1 1/2y=3 3/8
General
2 months ago
HELP (I WILL GIVE 30 POINTS) For the function f(x) = (8-2x)2 ,find f-1 . Determine whether f-1 is a function.answer choices:f-1(x) = ±8+x2−−−√; f-1 is a functionf-1(x) = ±8+x2−−−√; f-1 is not a functionf-1(x) = 8±x√2; f-1 is not a functionf-1(x) = 8±x√2; f-1 is a function
General
2 months ago
30 points * please help asap* Your good friend Margaret is currently within appropriate ranges for height and weight and body fat percentage, yet she thinks she is fat. Margaret is always talking negatively about herself. She exercises vigorously at least an hour everyday and sometimes twice a day. She sometimes skips a meal. What concerns do you have for Margaret? What could you say or do to help her? Write at least one paragraph.
General
2 months ago
What is the area of the shaded region? Please see the attachment, of course 27cm^2 is incorrect. Thanks!
General
2 months ago
Yuto solved the equation below.What is the solution to Yuto’s equation?
General
2 months ago
Which of these statements is correct?The system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution.The system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions.The system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution.The system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.
General
2 months ago
which function is represented by the graph?a. f(x)=|x-1|+3b. f(x)=|x+1|-3c. f(x)=|x-1|-3d. f(x)=|x+1|+3
General
2 months ago
Felix wrote several equations and determined that only one of the equations has no solution. Which of these equations has no solution?
General
2 months ago
One cell phone plan charges $20 per month plus $0.15 per minute used. A second cell phone plan charges $35 per month plus $0.10 per minute used. Write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.
General
2 months ago
Leonardo wrote an equation that has an infinite number of solutions. One of the terms in Leonardo’s equation is missing, as shown below.
General
2 months ago
The length of time it takes to find a parking space at 9 A.M. follows a normal distribution with a mean of 5 minutes and a standard deviation of 2 minutes. Find the probability that it takes at least 8 minutes to find a parking space. (Round your answer to four decimal places.)
General
2 months ago
The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. What is the probability of spending more than 2 days in recovery? (Round your answer to four decimal places.)
General
2 months ago
2x+5-3x=8(x+1); solve for x.
General
2 months ago
Zahra wants the equation below to have an infinite number of solutions when the missing number is placed in the box.
General
2 months ago
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