MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
2 4 5 4
Question
+2-4+5-4
Like
72
likes
362
views
Answer to a math question +2-4+5-4
Gerhard
4.5
94
Answers
1. Start with the expression:
+2 - 4 + 5 - 4
.
2. First, add
+2
and
-4
:
2 - 4 = -2
.
3. Then, add the result to
+5
:
-2 + 5 = 3
.
4. Finally, subtract
-4
:
3 - 4 = -1
.
Answer:
-1
Frequently asked questions (FAQs)
What is the length of the altitude of a triangle with base 12 cm and height 9 cm?
+
What is the probability of drawing a red marble from a bag containing 3 red marbles, 4 green marbles, and 5 blue marbles?
+
What is the sine value of an angle whose terminal side intersects the unit circle at the point (-1/2, sqrt(3)/2)?
+
New questions in Mathematics
A car tire can rotate at a frequency of 3000 revolutions per minute. Given that a typical tire radius is 0.5 m, what is the centripetal acceleration of the tire?
Solve: β3(β2x+23)+12=6(β4x+9)+9.
Imagine that you are in an electronics store and you want to calculate the final price of a product after applying a discount. The product you are interested in has an original price of $1000 MN, but, for today, the store offers a 25% discount on all its products. Develop an algorithm that allows you to calculate the final price you will pay, but first point out the elements.
I need .23 turned into a fraction
The data set (75, 85, 58, 72, 70, 75) is a random sample from the normal distribution No(Β΅, Ο). Determine a 95% two-sided confidence interval for the mean Β΅ .
4x/2+5x-3/6=7/8-1/4-x
A merchant can sell 20 electric shavers a day at a price of 25 each, but he can sell 30 if he sets a price of 20 for each electric shaver. Determine the demand equation, assuming it is linear. Consider (P= price, X= quantity demanded)
Calculate the value of a so that the vectors (2,2,β1),(3,4,2) and(a,2,3) are coplanar.
If A and B are any events, the property that is not always true is: a) 0 β€ π(π΄ β© π΅) β€ 1 b) π(Ξ©) = 1 c) π(π΅) = 1 β π(π΅π) d) π(β ) = 0 e) π(π΄ βͺ π΅) = π(π΄) + π(π΅)
In a company dedicated to packaging beer in 750 mL containers, a normal distribution is handled in its packaging process, which registers an average of 745 mL and a standard deviation of 8 mL. Determine: a) The probability that a randomly selected container exceeds 765 mL of beer b) The probability that the beer content of a randomly selected container is between 735 and 755 mL.
Professor VΓ©lez has withdrawn 40 monthly payments of $3,275 from her investment account. If the investment account yields 4% convertible monthly, how much did you have in your investment account one month before making the first withdrawal? (Since you started making withdrawals you have not made any deposits.)
(X+2)(x+3)=4x+18
17. A loan for $104259 is taken out for 10 years with an annual interest rate of 9.4%, compounded quarterly. What quarterly payment is required to pay the loan off in 10 years? Enter to the nearest cent (two decimals). Do not use $ signs or commas in the answer.
Nancy is a waitress at Seventh Heaven Hamburgers. She wants to estimate the average amount each table leaves for a tip. A random sample of 5 groups was taken and the amount they left for a tip (in dollars) is listed below: $11.00 $8.00 $6.00 $3.00 $7.00 a.) Find a 90% confidence interval for the average amount left by all groups. (*round to the nearest cent*) $ < ΞΌ < $ b.) If the sample size were larger, with everything else remaining the same, would the margin of Error increase or decrease? Decrease Increase c.) If the Confidence level were 95% instead of 90%, would the range (size) of the Confidence Interval be larger or smaller? Larger Smaller
Given the word WEIRD, determine a four-letter offspring that can be formed with the letters of the word written above
a) Statistics scores are normally distributed with the mean of 75 and standard deviation of 7. What is the probability that a student scores between 80 and 88
How many cards do you expect to pull from a poker deck until you get an ACE?
What js the greatest 4-digit even number that can be formed by 3,6,1,4?
The slope of the tangent line to the curve f(x)=4tan x at the point (Ο/4,4)
x(squared) -8x=0
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
How much volume of water in MegaLiters (ML) is required to irrigate 30 Hectare crop area with depth of 20mm?
Calculate the 6th term of PA whose 1st term is 6.5 and the ratio 5
what is 9% of 307
Determine the absolute extrema of the function π(π₯)=π₯3β18π₯2 96π₯ , on the interval [1,10]
A soft drink machine outputs a mean of 23 ounces per cup. The machines output is normally distributed with a standard deviation of 3 ounces. What is the probability of filling a cup between 26 and 28 ounces round your answer to four decimal places
Divide 22 by 5 solve it by array and an area model
7/6-(-1/9)
A regional candy factory sells a guava roll at a price of $48, the monthly fixed costs amount to $125,000 and the variable cost for making a guava roll is $28. Determine: a) The equation of the total income from the production of guava rolls.
The average number of babies born at a hospital is 6 per hour. What is the probability that three babies are born during a particular 1 hour period?
If X1 and X2 are independent standard normal variables, find P(X1^2 + X2^2 > 2.41)
Convert 5/9 to a decimal
On+January+10+2023+the+CONSTRUCTORA+DEL+ORIENTE+SAC+company+acquires+land+to+develop+a+real estate+project%2C+which+prev%C3% A9+enable+50+lots+for+commercial+use+valued+in+S%2F+50%2C000.00+each+one%2C+the+company+has+as+a+business+model+generate+ cash+flow+through%C3%A9s+of+the+rental%2C+so+47%2C+of+the+50+enabled+lots+are+planned to lease+47%2C+and+ the+rest+will be%C3%A1n+used+by+the+company+for+management%C3%B3n+and+land+control
A,B,C and D are the corners of a rectangular building. Find the lengths the diagonals if AB measures 38' - 9" and AD measures 56' - 3"
A 20,000 kg school bus is moving at 30 km per hour on a straight road. At that moment, it applies the brakes until it comes to a complete stop after 15 seconds. Calculate the acceleration and the force acting on the body.
What is the total amount due and the amount of interest on a 3-year loan of $1,000 at a simple interest rate of 12% per year?
The area bounded by the curve y=ln(x) and the lines x=1 and x=4 above the xβaxis is
The inner radius of a spherical ball is 13 cm. How many liters of air are in it? Justify your answer!
A nondegenerate ideal gas of diatomic molecules with a kilomolar mass of 2 kg/kmol and a characteristic rotational temperature of 86 K is adsorbed on the walls of a container, where the binding energy is 0.02 eV. The adsorbed molecules move freely on the walls, and their rotation is confined to the plane of the walls. Calculate the surface density of adsorbed molecules at 12 K if the gas pressure is 103 Pa! What result would you get at 68 K and the same pressure?
Convert (324)πππ£π into base-ten
A grain silo has a height of 8.8m with a 11.4m diameter. If it is filled 0.5% of it's volume, how much grain (m^3) is stored in the silo? (0 decimal places)