Questions on Algebra: Absolute value answered by real tutors!

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Tutors Answer Your Questions about absolute-value (FREE)


Question 22879: 2+(1/X) = 4x
Click here to see answer by stanbon!(97) About Me 

Question 22722: y=3x+1,shift up 3 apply the given translation and find the new equation
Click here to see answer by stanbon!(97) About Me 

Question 22337: 4-I-x^3I x=2
Click here to see answer by dkspoet(13) About Me 

Question 22332: .7a + .25b + .3c = a
.2a + .6b + .05c = b
.1a + .15b + .65c = c
WHERE a + b + c = 1

Click here to see answer by AnlytcPhil(958) About Me 

Question 23213: why is it the opposite of anvalue /negative. absolute
Click here to see answer by rapaljer(3620) About Me 

Question 23277: hi,my question is if an equition is denoted by a.b=2b+a what is 3.x=?,what is x?remember that the denotion (.)is not a multiplication sign.
Click here to see answer by stanbon(26279) About Me 

Question 23344: How do you find median?

Click here to see answer by Earlsdon(4900) About Me 

Question 23423: How do you find the absolute value of an open sentence when it has parenthesis? Ex: |6(3d-5)| is less than or equal to 14
Can you help me?

Click here to see answer by stanbon(26279) About Me 

Question 23404: waht is a absolute value what dose it look like like what would the absolute value of 5 steps down

Click here to see answer by elima(1433) About Me 

Question 21335: 15/x - 15/x-2 = -2
My textbook tells me the answer is -3, 5 but I don't know how they got this.
Thank you for your help.

Click here to see answer by stanbon(26279) About Me 

Question 24132: I cannot figure out how to do these two problems, I have tried it many different ways and cannot get the right answer. Help me! 1) |2(4-4x)+4|=3 and
2) |9-7x| is less than 7.

Click here to see answer by kev82(145) About Me 

Question 24223: dividend, divider, quotient, remainder.
For example : 11/2 , 11 is the dividend, 2 is the divider. After division, we'll
get 5 as the quotient & 1 as the remainder. This is what I learned in my
country. In U.S.A., do we use any other names for dividend divider, quotient
& remainder.
REJI

Click here to see answer by elima(1433) About Me 

Question 24314: I do not really understand how to work this site.
How am I supposed to learn things.
do you have interactive worksheets, I could do online?
please let me know.

Click here to see answer by queenofit(120) About Me 

Question 25065: how can i find the value of y when x=3

Click here to see answer by smallfry(7) About Me 

Question 25141: Help!! I'm actually the parent of an Algebra 1 student and I'm completely lost with helping him with this one. Here's the question. Verbatim.
Take 2x and five and add them together. Divide the result by eight. Add 3x. Subtract the quantity eight times 2x. The result is equal to 100 minus 9x. Find the value of x. Show work.
WHAT?????? Please help. I don't even know where to start.

Click here to see answer by askmemath(368) About Me 

Question 25375: |x-4|=5, I am the parent of a teen, and am TOTALLY lost on how to do this, please explain in simple english, he is supposed to have a positive and a negative answer.
Click here to see answer by rapaljer(3620) About Me 

Question 25554: how do i solve
2x-5y=-12 and
-4x+y=6
using substitution?

Click here to see answer by elima(1433) About Me 

Question 25809: My question is,when solving and algebraic equation why is it necessary to follow the rule, "what you do to one side you must do to the other?"
Click here to see answer by atif.muhammad(135) About Me 

Question 25917: Does all the signs change when i ex. -7(x+3)=42 what is my next step with the -7?
Click here to see answer by longjonsilver(2297) About Me 

Question 26278: What is the absolute value of 1.6


Click here to see answer by stanbon(26279) About Me 

Question 26296: Find values for m and b in the following system so that the solution to the system is (1,2).
mx + 3y = 8
-3x + 4y = b
I really need your help.
Thank you so much.

Click here to see answer by stanbon(26279) About Me 

Question 26323: Why is Absolute Value of Every Real Number a Positive?
Click here to see answer by Earlsdon(4900) About Me 

Question 26302: Find values for m and b in the following system so that the solution to the system is (-3,4).
5x + 7y= b
mx + y = 22
I really need help.
Thank you, I appreciate it.

Click here to see answer by venugopalramana(3286) About Me 

Question 26371: 4x+5=-1
Click here to see answer by uknouluvme89(30) About Me 

Question 26357: Hi, my name is Kyle, im having dificulty in math, here are some of my questions, about everyting!!!!
Why do we use x?
How do we substitute for x?
How would we do this equation: 5x(3-9x)+4-x??
How do we do inverse operations?
How do I graph a Linear Equation?
What is absolute value?
I get extra help in math-by staying after school...id get like a 40 on a test or a quiz because i dont finish and i dont understand all the questions so i stay after and i get like a 60-75 on it, but my grade is still suffering. I had a 77 in the first marking period, now i have like a 68... i had a 43 but i brought it up, do you have any suggestions of helping me? Please respond asap!! =)

Click here to see answer by longjonsilver(2297) About Me 

Question 26388: how to convert 38% to a fraction
Click here to see answer by uknouluvme89(30) About Me 

Question 26408: Given f(x)=5x^2-3x+1, find f(-2).
Please help.
Thank You.

Click here to see answer by stanbon(26279) About Me 

Question 26452: I'm learning algebra at age 54 and trying real hard to understand. I need help with these:
1. A=1/2bh for b
2. Evaluate the expression for x=-2, y=3, z=-4.
3. -177-26
_______
-13
Thank you
Sherry

Click here to see answer by Alwayscheerful(414) About Me 

Question 26306: Solve each of the following systems by using either addition or substitution. If a unique solution does not exist, state whether the system is dependent or inconsistent.
10x + 2y = 7
y=-5x+3
Please help me.
Thank you very much.

Click here to see answer by Alwayscheerful(414) About Me 

Question 26628: y=|x+4|











Click here to see answer by longjonsilver(2297) About Me 

Question 26741: |3-x|=|x/2+3|
Click here to see answer by AnlytcPhil(958) About Me 

Question 26761: What is the interval notation of {x/ -3>x}? NOTE: The "/" in the problem represents a straight vertical line, but since there's not one on the keyboard, I chose to use the slash instead.
Click here to see answer by kev82(145) About Me 

Question 25971: |3-4x|=1
Click here to see answer by kj_cheerldr(3) About Me 

Question 27411: how do you solve [2x-5]=3
Click here to see answer by whty89(20) About Me 

Question 27497: The members of the french club are sponsoring a bake sale.If their goal is to raise at least $260,how many pastries must they sell at $3.40 each in order to meet the goal?Write and solve an inequality.
Click here to see answer by mbarugel(146) About Me 

Question 27626: /2x-3/=7 find the solution set for the equation
/x-4/=4 find the solution set for the equation

Click here to see answer by longjonsilver(2297) About Me 

Question 27999: i am merely a parent try to get the understanding. we have done all the rest. tx.

If a parked car gets to 54 mph in 5 seconds. what is the acceleration?
and lastly
the speed of light is 3 x 10^8 meters per second. how long does it take light to travel the 149 x 10^9 meters distance from the sun to the earth?
tx

Click here to see answer by bmauger(101) About Me 
Question 27999: i am merely a parent try to get the understanding. we have done all the rest. tx.

If a parked car gets to 54 mph in 5 seconds. what is the acceleration?
and lastly
the speed of light is 3 x 10^8 meters per second. how long does it take light to travel the 149 x 10^9 meters distance from the sun to the earth?
tx

Click here to see answer by Earlsdon(4900) About Me 

Question 28419: Please help me slove this equation:

Click here to see answer by LilSkittleMd(119) About Me 

Question 28501: [-7]-[1+9}
Click here to see answer by elima(1433) About Me 

Question 29601: A regular octagon is inscribed in a circle of radius 15.8. Find the perimeter of the octagon.
Click here to see answer by Earlsdon(4900) About Me 

Question 29670: |10x+60|=|x+90|
Click here to see answer by longjonsilver(2297) About Me 

Question 29534: Cherl is on a mountain 11,783 feet above sea level. Caleb is in a submarine 3, 929 feet below sea level. Which equation can be used to find the difference in elevations?
A) |3,929-11,783|
B) |11,783|-|-3,929|
C) |11,783-3,929|
D) |-3,929-11,783|

Click here to see answer by Yoan(9) About Me 

Question 29600: A regular octagon is inscribed in a circle of radius. Find the perimeter of the octagon.
Click here to see answer by longjonsilver(2297) About Me 

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