Tutors Answer Your Questions about absolute-value (FREE)
Question 11017: Can you please answer this problem. 5|6-5x|=5x-35
I guess this question centres on inequality, but since equality is used my
attempt is hereby made below;
5 is a common factor. therefore dividing by 5 the expression becomes
(6-5x) = x-7
let us assume 6-5x= -(x-7)
then 6-5x= 7-x
But if -1= 4x
then -1.25= x impossible!
THE QUESTION HAS STRUCTURAL ERROR!
Click here to see answer by mike toye(2) |
Question 11389: Hello!
I have 4 questions...
1) Is there a formula for finding all possible divisors for a particular number? For example how do I find all possible divisors for 386?
2) How do I find out if a number is a prime number? Is there a particular formula for that?
3) How do I express a number as a product of prime numbers?
For example, express 585 as a product of prime numbers.
4) Why is 5 x the square root of 3 + the square root of 27= 8x the square root of 3? Why isnt the answer 13.86? How do I change 13.86 into 8 x the square root of 3?
Click here to see answer by khwang(438) |
Question 11336: Solve for x: |4x-3|>5
here is what i did
4x-3>5
4x>8
4x/4>8/4
x>2
4x-3<-5
4x<-2
4x/4<-2/4
x<-1/2
-1/2>x>2 <---is it nessacary to write the answer like this or can I keep it like x>2 and x<-1/2?
but my real question is did I do the problem correctly?
Click here to see answer by Earlsdon(6287) |
Question 12354: I need to find the value of a variable. I am very confused. I think if I had the proper steps that I could solve the problems. can you help me with the proper steps to get to the answer. 6x-9/x-2 + y/5 x=1 y= 10
Thanks!
Click here to see answer by akmb1215(68) |
Question 12826: |2y-3|=29 my questions is, in this equations when taking out the number in the absolute value bar should i live the equation as 2y-3 or 2y+3...or do u only make it positive when there is only one number for example |-2y| to 2y?
Click here to see answer by AdolphousC(70) |
Question 14406: Hi my name is Amanda and my mother decided to homeschool me this year is there anyway I can teach myself Algebra because my mother is a stubborn person and has neglected to teach me ANYTHING! I have always been ahead my whole life and now I feel so stupid not learning anything. Is there anyway any of you could help me. PLEASE!
Click here to see answer by elima(1433) |
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