MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
12 3 7 5
Question
12(3+7)-5
Like
259
likes
1295
views
Answer to a math question 12(3+7)-5
Rasheed
4.7
109
Answers
12\left(3+7\right)-5=12\times10-5=120-5=115
Frequently asked questions (FAQs)
What is the equation of an ellipse with center at (h, k), major axis of length 2a, and minor axis of length 2b?
+
Question: What is the limit as x approaches 3 of the function f(x) = (2x + 1)/(x - 3)?
+
Math question: What is the mode of the data set: {3, 6, 4, 2, 2, 5, 4, 6, 3, 1}?
+
New questions in Mathematics
Eight acts are scheduled to perform in a variety show how many different ways are there to schedule their appearances show your work
Calculate the 6th term of PA whose 1st term is 6.5 and the ratio 5
what is 3% of 105?
The random variable Y is defined as the sum between two different integers selected at random between -4 and 2 (both included). What are the possible values of the random variable Y? What is the value of P(Y=-3)? And whether it is less than or equal to -5?
Two numbers differ by 7, and the sum of their squares is 29. Find the numbers.
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
Analyze the following situation Juan is starting a new business, he indicates that the price of his product corresponds to p=6000β4x , where x represent the number of tons produced and sold and p It is given in dollars. According to the previous information, what is the maximum income that Juan can obtain with his new product?
Find the derivatives for y=X+1/X-1
Subscribers to the FAME magazine revealed the following preferences for three categories: Fashion 30, Athletics 24 and Business 15. Following these frequencies of observation, compute the chi-square test statistic. At the 0.05 level of significance, would you conclude they are similar?
Find 2 numbers whose sum is 47 and whose subtraction is 13
The price per night of a suite at the Baglioni Hotel in Venice is 1896 euros, VAT included. The VAT in Italy is 25%. The hotel gets a return of 10% out of the price VAT included. b) What is the profit value made by the hotel for one
How to do 15 x 3304
The population of Pittsburgh, Pennsylvania, fell from 520,117 in 1970 to 305,704 in 2010. Write an exponential function P(t) modeling the population t years after 1970. Round the growth factor to the nearest tem thousandth.
A car travels 211 miles on 15 gallons of gasoline. The best estimate of the carβs miles per gallon is?
A natural gas company has a fixed rate of 1,320 pesos plus 1,590 pesos per cubic meter of gas consumed monthly per customer. Indicate the cost function to determine the value in pesos of the cubic meters of gas consumed in a month per customer. How much did a customer who consumed 18 cubic meters of gas pay? If a customer paid 34,710 pesos, how many cubic meters of gas did he consume?
prove that for sets SS, AA, BB, and CC, where AA, BB, and CC are subsets of SS, the following equality holds: (AβB)βC=(AβC)β(BβC)
Given a circle π(π; π = 4 ππ) and a line |π΄π΅| = 2 ππ. Determine and construct the set of all centers of circles that touch circle π and have radius π = |π΄π΅|
simplify w+[6+(-5)]
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
An invoice for β¬2,880 plus default interest of β¬48.40 was paid on October 28th. Interest rate 5.5%. When was the bill due?
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
given cos26=k find cos13
To calculate the probability that a player will receive the special card at least 2 times in 8 games, you can use the binomial distribution. The probability of receiving the special card in a single game is 1/4 (or 25%), and the probability of not receiving it is 3/4 (or 75%).
If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one?
How many kilometers does a person travel in 45 minutes if they move at a rate of 8.3 m/s?
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
Find the sum of the first 41 terms of the progression that begins: 32, 24, 16, β¦
Mrs. Emily saved RM10000 in a bank. At the end of the eighth year, the amount of money accumulated amounted to RM19992.71. If the bank pays an annual interest of x% for a year compounded every 6 months. Calculate the value of x.
5.- From the probabilities: π(π) = ππ% π(π β© π) = ππ% π(π Μ ) = ππ% You are asked to calculate: π(π βͺ π)
Suppose the Golf ball market is perfectly competitive and the functions are known: Q = 120 β 2Px β 2Py 0.2I Q = 2Px 40 Where I = Consumers' income ($200) and Py = Price of Good Y (40) Calculate the equilibrium elasticity: a) 1.6 b) -6 c) 6 d) 0.6
Use a pattern approach to explain why (-2)(-3)=6
viii. An ac circuit with a 80 ΞΌF capacitor in series with a coil of resistance 16β¦ and inductance 160mH is connected to a 100V, 100 Hz supply is shown below. Calculate 7. the inductive reactance 8. the capacitive reactance 9. the circuit impedance and V-I phase angle ΞΈ 10. the circuit current I 11. the phasor voltages VR, VL, VC and VS 12. the resonance circuit frequency Also construct a fully labeled and appropriately βscaledβ voltage phasor diagram.
We have two distributions: A (M = 66.7, 95% CI = [60.3, 67.1]) / B (M = 71.3 95% CI = [67.7, 74.9]). Erin maintains that B is significantly larger than A. Provide your opinion on Erinβs argument and justify your opinion.
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
How many cards do you expect to pull from a poker deck until you get an ACE?
Given a circle π(π; π = 4 ππ) and a line |π΄π΅| = 2 ππ. Determine and construct the set of all centers of circles that touch circle π and have radius π = |π΄π΅|
Read the βLocal Communities as Stakeholders: Does Amazon Really Need Tax Breaks?β example on p. 83 in Ch. 3 of Management: A Practical Introduction. In your response, discuss whether you feel that tax breaks for big companies benefit local communities. Describe ways to attract business to a region without having a negative impact on the larger community.
if y=1/w^2 yw=2-x; find dy/dx
the length of the fenced in area is to be 5 ft greater than the width and the total amount of fencing to be used is 89 ft find the width and length
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
Question 3 A square has a perimeter given by the algebraic expression 24x β 16. Write the algebraic expression that represents one of its sides.