MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
a a a a a a a a a
Question
-a+a+a+a-a-a+a-a-a
Like
140
likes
701
views
Answer to a math question -a+a+a+a-a-a+a-a-a
Gerhard
4.5
90
Answers
1. Combine like terms:
-a + a + a + a - a - a + a - a - a
2. Group and simplify:
(-a + a) + (a - a) + (a - a) + (a - a) + a = 0 + 0 + 0 + 0 + a = a
Thus, the simplified expression is:
0
Frequently asked questions (FAQs)
Question: Convert 1.5 meters to feet. Round your answer to the nearest hundredth.
+
What is the radius of a circle if the equation of its graph is given by x^2 + y^2 = 25?
+
What is the length of the perpendicular bisector of AB in triangle ABC?
+
New questions in Mathematics
𝑦 = ( 𝑥2 − 3) (𝑥3 + 2 𝑥 + 1)
a ferry travels 1/6 of the distance between two ports in 3/7 hour. The ferry travels at a constant rate. At this rate, what fraction of the distance between the two ports can the ferry travel in one hour.
Revenue Maximization: A company sells products at a price of $50 per unit. The demand function is p = 100 - q, where p is the price and q is the quantity sold. How many units should they sell to maximize revenue?
Find the equation of the normal to the curve y=x²+4x-3 at point(1,2)
3(4×-1)-2(×+3)=7(×-1)+2
A car that starts from rest moves for 11 min, reaching a speed of 135 km/h, calculate the acceleration it had
The director of a company must transfer 6 people from the human resources department to the sales department, in order to sustain sales during the month of December. What is the probability that he will transfer only 2 of them?
Margin of error E=0.30 populations standard deviation =2.5. Population means with 95% confidence. What I the required sample size (round up to the whole number)
The function g:Q→Q is a ring homomorphism such that g(3)=3 and g(5)=5. What are the values of g(8) and g(9)?
15/5+7-5
The thermal representation f(x) = 20 times 0.8 to the power of x is known from an exponential function f. Specify the intersection point with the y-axis
7=-4/3y -1
In an audience of 4000 people, 2 people are chosen, at random, to appear on stage. How many ways can the people be chosen?
What is 75 percent less than 60
a survey showed that 3 out of 7 voters would vote in an election. based on this survey, how many people would vote in a city with 25,000 people?
nI Exercises 65-68, the latitudes of a pair of cities are given. Assume that one city si directly south of the other and that the earth is a perfect sphere of radius 4000 miles. Use the arc length formula in terms of degrees to find the distance between the two cities. 65. The North Pole: latitude 90° north Springfield, Illinois: latitude 40° north
A person runs 175 yards per minute write a variable that represents the relationship between time and distance
Find the equation of a straight line that has slope 3 and passes through the point of (1, 7) . Write the equation of the line in general forms
A triangle is cut by a line s parallel to the base in such a way that it divides the side of the triangle into parts in the ratio of 2 : 3. Find the other side of the triangle if it is known that the line s divides it into parts whose length is 5 cm.
23,456 + 3,451
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
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 percent is one second out a 24 hour?
An electrical company manufactures batteries that have a duration that is distributed approximately normally, with a mean of 700 hours and a standard deviation of 40 hours. Find the probability that a randomly selected battery has an average life of less than 810 hours.
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
How many different ways can a psychology student select 5 subjects from a pool of 20 subjects and assign each one to a different experiment?
Determine the minimum degree that an algebraic equation can assume knowing that it admits 2 as a double root and -i as a triple root
There were no defectives in a sample of 1 light bulb does this sample provide sufficient evidence that in the warehouse with millions of light bulbs fewer than 10% are defective?
Primes are numbers divisible only by 1 and themselves; There are infinitely many prime numbers and the first ones are 2, 3, 5, 7, 11, 13, 17, 19, 23, .... Consider a 12-sided die, with the faces numbered from 1 to 12. Out of 4 rolls, the probability that only the first three numbers are primes is:
Solve : 15/16 divide 12/8 =x/y
The points (-5,-4) and (3,6) are the ends of the diameter of the circle calculate subequation
Quadratic equation 2X = 15/X + 7
At the dance there are 150 boys the rest are girls. If 65% are girls what is the total amount in the room
Find the minimum value of the function y = -4 x3 + 60 x2 -252 x + 8 for values of x between x = 0 and x = 9 Enter the value of the function, not the value of x
7.57 Online communication. A study suggests that the average college student spends 10 hours per week communicating with others online. You believe that this is an underestimate and decide to collect your own sample for a hypothesis test. You randomly sample 60 students from your dorm and find that on average they spent 13.5 hours a week communicating with others online. A friend of yours, who offers to help you with the hypothesis test, comes up with the following set of hypotheses. Indicate any errors you see. H0 :x ̄<10hours HA : x ̄ > 13.5 hours
To find the increased amount on a standard term deposit with the following conditions: starting amount: BGN 13000, type of deposit: annual, annual compound interest rate: 1.4%, after 4 years;
If sin A=0.3 and cos A=0.6, determine the value of tan A.
A post office has three categories of letters: 60% are from businesses, 30% are individual mail, and the remaining 10% are government mail. 5% of the letters from businesses have address errors, 10% of the individual mail has address errors, while 1% of the government mail has address errors. If we receive a letter with an address error, what is the probability that it is individual mail?"
Carmen's age was twice as old as Luis was when Carmen was Luis's age. When Luis is Carmen's age, their ages will add up to 112.
Hola👋🏻 Toca en "Crear Nueva Tarea" para enviar tu problema de matemáticas. ¡Uno de nuestros expertos comenzará a trabajar en ello de inmediato!
23,456 + 3,451