$MathMaster logo$

MathMaster

Home
general
7 n 4 7

Question

7-n=4.7

160

likes

801 views

Answer to a math question 7-n=4.7

$Expert avatar$

4.6

110 Answers

$-n=-2.3$

$n=2.3$

Frequently asked questions (FAQs)

What is the derivative of ∫[a to x] f(t) dt, where f(t) is a continuous function? (

+

Question: What is the limit of (sin(x) - x) / (arcsin(x) - x) as x approaches 0?

+

What are the key features of the hyperbola given by the equation x^2/16 - y^2/9 = 1?

+

New questions in Mathematics

Simplify the expression sin³(x)+cos³(x), using trigonometric functions

Given the vectors: a = (2m – 3n, 4n – m) and b = (2, -3), find the values of m and n that make: a = 5 b.

Express the following numbers in decimal system, where the subscript indicates the base: 110101 (SUBINDEX=2)

math question a bookstore announces a promotion valid for the same purchase as follows: buy a book and get 10% off the total purchase! buy two books and get 20% off your total purchase! buy three or more books and get 30% off your total purchase! Marcelo wanted to buy three books that cost 20.00 each without discount but he decided to buy two books in one day and another purchase with the third book the next day. If he had bought the three books at once he would have saved the following amount.

A food delivery company charges on average a delivery fee of $5 per order (including food and shipping) and has monthly fixed costs of $600. If the average cost of each meal delivered that is revenue for the company is $10 and the company has a monthly profit of $800, how many orders must they deliver per month?

(5-(4-3)*3)-(8+5))

Suppose 50% of the doctors and hospital are surgeons if a sample of 576 doctors is selected what is the probability that the sample proportion of surgeons will be greater than 55% round your answer to four decimal places

suppose random variable x follows poisson distribution with expected value 3. what is variance of x?

The following table shows the frequency of care for some animal species in a center specializing in veterinary dentistry. Species % Dog 52.8 Cat 19.2 Chinchilla 14.4 Marmoset 6.2 Consider that the center only serves 10 animals per week. For a given week, what is the probability that at least two are not dogs? ATTENTION: Provide the answer to exactly FOUR decimal places

The mass of 120 molecules of X2C4 is 9127.2 amu. Identify the unknown atom, X, by finding the atomic mass. The atomic mass of C is 12.01 amu/atom

Given the word WEIRD, determine a four-letter offspring that can be formed with the letters of the word written above

The average undergraduate cost per tuition, fees, room, and board for all institutions last year was $26,025. A random sample of 40 institutions of higher learning this year indicated that the mean tuition, fees, room, and board for the sample was $27,690, and the population standard deviation is $5492. At the 0.05 level of significance, is there sufficient evidence that the cost has increased? (Remember to follow the steps in hypothesis testing)

x(squared) -8x=0

Construct a set of six pieces of data with mean, median, and midrange of 67 and where no two pieces of data are the same.