MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
9 15
Question
-9+(-15)=
Like
60
likes
301
views
Answer to a math question -9+(-15)=
Timmothy
4.8
99
Answers
Solution:
1. Given:
- First number:
-9
- Second number:
-15
2. Add the two numbers:
-9 + (-15)
3. Simplify:
-9 + (-15) = -24
Frequently asked questions (FAQs)
What is the solution to the inequality 2x + 5 < 10?
+
Question: If log(base 2) of x is equal to 4, what is the value of x?
+
What is the value of β(169 - 64) Γ· β(25 + 36)?
+
New questions in Mathematics
Add. 7/wΒ²+18w+81 + 1/wΒ²-81
-6n+5=-13
2. Juan is flying a piscucha. He is releasing the thread, having his hand at the height of the throat, which is 1.68 meters from the ground, if the thread forms an angle of elevation of 50Β°, at what height is the piscucha at the moment that Juan has released 58 meters of the thread?
what is the annual rate on β$525 at 0.046β% per day for 3 months?
Moaz wanted to test whether the level of headache pain (on a scale of 1 β 10) changes after taking Advil. He collected data from 9 participants and calculated the difference in headache pain before and after taking Advil (summarized in the table below). Determine W observed for this test. Difference Scores -2 -4 0 +1 +3 -2 0 -3 -5 Also, What is the degrees of freedom for this test?
Suppose the horses in a large they will have a mean way of 818 pounds in a variance of 3481. What is the probability that the mean weight of the sample of horses with differ from the population mean by more than 18 pounds is 34 horses are sampled at random from the stable.
The beta of a company is 1.51 while its financial leverage is 27%. What is then its unlevered beta if the corporate tax rate is 40%? (4 decimal places)
(-5/6)-(-5/4)
Determine the general equation of the straight line that passes through the point P (2;-3) and is parallel to the straight line with the equation 5x β 2y 1 = 0:
In the telephone exchange of a certain university, calls come in at a rate of 5 every 2 minutes. Assuming a Poisson distribution, the average number of calls per second is: a) 1/8 b) 1/12 c) 1/10 d) 2/5 e) 1/24
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΅)
Solve the following equation for x in exact form and then find the value to the nearest hundredths (make sure to show your work): 5e3x β 3 = 25
Convert 5/9 to a decimal
Use the power rule for logarithms to solve the following word problem exactly. If you invest $1, 000 at 5% interest compounded annually, how many years will it take before you have $2,000?
TEST 123123+1236ttttt
Below are three 95% CIs (where π was known and π₯Μ happened to be the same); one with sample size 30, one with samplesize 40, and one with sample size 50. Which is which?(66.2, 76.2)(61.2, 81.2)(56.2, 86.2)
A membership to the gym cost $25 per person in 1995. The membership cost has increased by an average $6 per person for each year since 1995. Write a linear equation for the cost of a gym membership for one person since 1995. What is the cost of a gym membership in 2009?
For how long does the principal amount of β¬7,537 bring the same interest as the principal amount of β¬12,345 invested for 8 months? Interest calculation is simple and decursive.
answer this math question The scale on a map is drawn so that 5.5 inches corresponds to an actual distance of 225 miles. If two cities are 12.75 inches apart on the map, how many miles apart are they? (Round to the nearest tenth) miles apart. The two cities are how many miles apart
A rectangular swimming pool has a length of 14 feet, a width of 26 feet and a depth of 5 feet. Round answers to the nearest hundredth as needed. (a) How many cubic feet of water can the pool hold? cubic feet (b) The manufacturer suggests filling the pool to 95% capacity. How many cubic feet of water is this? cubic feet
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
-442/c+5=26 what is c?
-6n+5=-13
A college believes that 22% of applicants to that school have parents who have remarried. How large a sample is needed to estimate the true proportion of students who have parents who have remarried to within 5 percentage points?
12-6x=4x+2
Convert 78 percent to a decimal
Find the equation of the line perpendicular to β5π₯β3π¦+5=0 passing through the point (0,β2)
How many anagrams of the word STROMEC there that do not contain STROM, MOST, MOC or CEST as a subword? By subword is meant anything that is created by omitting some letters - for example, the word EMROSCT contains both MOC and MOST as subwords.
How many anagrams of the word SROMEC there that do not contain STROM, MOST, MOC or CEST as a subword? By subword is meant anything that is created by omitting some letters - for example, the word EMROSCT contains both MOC and MOST as subwords.
suppose random variable x follows poisson distribution with expected value 3. what is variance of x?
It is known that the content of milk that is actually in a bag distributes normally with an average of 900 grams and variance 25 square grams. Suppose that the cost in pesos of a bag of milk is given by πΆ(π₯) = { 3800 π π π₯ β€ 890 4500 π π π₯ > 890 Find the expected cost.
89, Γ· 10
If X1 and X2 are independent standard normal variables, find P(X1^2 + X2^2 > 2.41)
Convert 9/13 to a percent
Give an example of a function defined in R that is continuous in all points, except in the set Z of integers.
How to convert 45 kg into grams
Two particles of electrical charges Q1=3.8Γ10-βΆC and q,=4.4Γ10-βΆC are separated in vacuum by a distance of 4.0.10-βΈ m. Since K=9.0.10βΉ N.mΒ²/CΒ², the intensity of the interaction force between them, in newtons, is?
Solve the following 9x - 9 - 6x = 5 + 8x - 9
How much does 7.2 moles of ammonium dichromate weigh? (NH4)2Cr2O7
A group of 17 people spent 9 days on vacation and spent R$776.34 on barbecue meat and the bill needs to be divided as follows: 6 people stayed for 9 days, 7 people stayed for 4 days, and 2 people stayed for 5 days and 2 people stayed 3 days, how much does each group have to pay for the days they stayed?
Dano forgot his computer password. The password was four characters long. Dano remembered only three characters: 3, g, N. The last character was one of the numbers 3, 5, 7, 9. How many possible expansions are there for Dano's password?