MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
8 x 4 4 4x 1
Question
8(x+4) -4=4x-1
Like
159
likes
793
views
Answer to a math question 8(x+4) -4=4x-1
Eliseo
4.6
111
Answers
$8x+32-4=4x-1$
$8x+28=4x-1$
$8x+28-4x=-1$
$8x-4x=-1-28$
$4x=-1-28$
$4x=-29$
$\begin{align*}&x=-\frac{ 29 }{ 4 } \\&\begin{array} { l }x=-7 \frac{ 1 }{ 4 },& x=-7.25\end{array}\end{align*}$
Frequently asked questions (FAQs)
Question: What is the standard deviation, denoted as Ο, for a sample of 50 data points when the mean (xΜ) is 10 and the variance (sΒ²) is 4?
+
Question: Find the domain of the trigonometric function f(x) = 3cos(2x) in radians. (
+
What is the value of sin(5Ο/4) in radians?
+
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
Pedro bought 9 kg of sugar at the price of R$1.80 per kilogram, six packets of coffee at the price of R$3.90 per packet and 8 kg of rice at the price of R$2.70 per kilogram. Knowing that he paid for the purchases with a R$100.00 bill, how much change did he receive?
A person who weighs 200 pounds on earth would weigh about 32 pounds on the moon. Find the weight of a person on earth who would weigh 15 pounds on the moon.
String x = 5 Int y=2 System.out.println(x+y)
(6.2x10^3)(3x10^-6)
The mean temperature for july in H-town 73 degrees fahrenheit. Assuming that the distribution of temperature is normal what would the standart deviation have to be if 5% of the days in july have a temperature of at least 87 degrees?
Solve this mathematical problem if 3/5 of a roll of tape measures 2m. How long is the complete roll? Draw the diagram
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 the equation of the line perpendicular to β5π₯β3π¦+5=0 passing through the point (0,β2)
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
According to a survey in a country 27% of adults do not own a credit card suppose a simple random sample of 800 adults is obtained . Describe the sampling distribution of P hat , the sample proportion of adults who do not own a credit card
Substitute a=2 and b=-3 and c=-4 to evaluate 2ac/(-2b^2-a)
A company receives sales in $20 per book and $18 per calculator. The per unit cost to manufacture each book and calculator are $5 and 4$ respectively. The monthly (30 day) cost must not exceed $27000 per month. If the manufacturing equipment used by the company takes five minutes to produce a book and 15 minutes to produce a calculator, how many books and calculators should the company produce to maximise profit? Please solve graphically and
3/9*4/8=
The points (-5,-4) and (3,6) are the ends of the diameter of the circle calculate subequation
Show work on 4108 divided by 4
(a) List the set of possible rational zeros of the polynomial function F(x) = 2x3 - 11x2 + 13x - 4. (b) Find all rational zeros of F(x). Only do part B
Give an example of a function defined in R that is continuous in all points, except in the set Z of integers.
Solve for B write your answer as a fraction or as a whole number. B-1/7=4
00 piece jigsaw puzzle. the completed puzzle is 10x10. each piech connects to at least 2 other pieces. i plan to assemble by taking pieces out of box one by one. if i've already taken out 2 pieces that dont directly connect, what is the minimum number of additional pieces that i need to draw to in order to guarentee that the original 2 pieces connect?
Construct a set of six pieces of data withβ mean, median, and midrange of 67 and where no two pieces of data are the same.