-1%2F2x-4%3D18

Name: Solved: -1%2F2x-4%3D18 - MathMaster
Brand: MathMaster
Rating: 4.9 (285 reviews)

285

likes

1427 views

Answer to a math question -1%2F2x-4%3D18

$Expert avatar$

Murray

4.5

92 Answers

To solve the equation -1/2x - 4 = 18, we can follow these steps:

Step 1: Add 4 to both sides of the equation:
-1/2x - 4 + 4 = 18 + 4
-1/2x = 22

Step 2: Multiply both sides of the equation by -2 to isolate x:
-2 * (-1/2x) = -2 * 22
x = -44

Answer: x = -44

Frequently asked questions (FAQs)

What is the maximum value of the function f(x) = x^2 - 10x + 25 over the interval [0, 5]?

Question: If the lengths of the two sides of a triangle are 5 cm and 7 cm, and the measure of the included angle is 60 degrees, what is the length of the third side?

What is the slope of a line passing through points (-2, 5) and (4, 13)?

New questions in Mathematics

Let f(x)=||x|−6|+|15−|x|| . Then f(6)+f(15) is equal to:

12-6x=4x+2

10.Silvana must knit a blanket in 9 days. Knitting 8 hours a day, at the end of the fifth day, only 2/5 of the blanket was done. To be able to finish on time, how many hours will Silvana have to knit per day?

QUESTION l. An investigation has been carried out in a region to know the perception of "citizen insecurity" of its inhabitants. 1,270 people in the region were interviewed, of which 27.1% responded that it was a "serious" problem. Knowing that this opinion was previously held by 25.3% of the population of that region, we want to know if said opinion has changed significantly for a confidence level of 97.2%. Taking this statement into account, the following is requested: a) Critical value of the contrast statistic. b) Solve the hypothesis test and indicate what conclusion we can reach. c) P-value of contrast.

Determine the correct value: A company knows that invoices pending collection have a normal distribution with a mean of $1.65 million, with a standard deviation of $0.2 million, then: The probability that an invoice pending collection has an amount that is within more than 2 deviations below the mean, is:

Determine the momentum of a 20 kg body traveling at 20 m/s.

-3x 2y = -6; -5x 10y = 30

Sean must chose a 6- digit PIN number for his online banking account.Each digit can be chosen from 0 to 9. How many different possible PIN numbers can sean chose.

Credit title that represents a payment order. This model, which emerged in Brazil, can only be issued in two specific situations: in the purchase and sale of commercial products or in the provision of services. Select the correct alternative: Question 6Answer The. Present value B. Promissory note w. Present value d. Duplicate It is. Bill of exchange

Find the sum of the first 41 terms of the progression that begins: 32, 24, 16, …