Questions on Algebra: Absolute value answered by real tutors!

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Algebra: Absolute value

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Question 224503: a vaccine refrigerator is set to 5 degrees . but temparature may vary upto 3 degrees. which absolute value equation can be used to find the maximam and minimum temperatures of the refrigerator ?
a) 1x1 –5 = 3 b) 1x-51 =3 c) 1x1 –3 =5 d) 1x-31 =5

Click here to see answer by stanbon(26297)

Question 223537: (x-4)=(x+7)
Click here to see answer by Alan3354(6097)

Question 224636: How do I solve (45)(-9)? The problem states that I must multiply and parentheses are also a multiplication indicator but 45*-9= seems too easy.
Am I to do the opposite and divide in this instance since 9*5=45?
Click here to see answer by checkley77(7072)

Question 224980: Find two odd consecutive integers that sum up to 116

Click here to see answer by chibisan(120)

Question 225785: what is the absolute value of 2-3
Click here to see answer by Thelioness(3)

Question 226401: How do I figure out which is greater than the other? |-6| or |3|
Click here to see answer by Theo(675)

Question 226499: Solving equations involving absolute value:
6+/-5+f/=18
absolute value bar = //
Click here to see answer by solver91311(5072)

Question 226435: |2-5x|<8
Click here to see answer by user_dude2008(716)

Question 227119: Solve the system |y|>/= 2 |x| I think it might be no solution, but I'm not sure. Can someone please help?
Click here to see answer by Theo(675)

Question 227283: How can you alter an absolute value equation?
Click here to see answer by solver91311(5072)

Question 228152: if f(x)=4x+3 and f(x)=23 what is the value of x?

Click here to see answer by nerdybill(2448)

Question 228187: solve and graph

[3x - 8] >2
I used "[]" in the replacement of the ABSLOUTE VALUE bars I couldn't find them on the key board

Click here to see answer by jim_thompson5910(13794)

Question 228176: 5|x|-12<13
Click here to see answer by user_dude2008(716)

Question 228175: -4|2x+4|>14
Click here to see answer by user_dude2008(716)

Question 228173: 4+|4x-32|<_51
Click here to see answer by user_dude2008(716)

Question 228362: Complete each statement with <,>,or = so that the solution is true:
1. absolute value(x+2)_?_-4 has no solution
2. absolute value(x+2)_?_-4 has all real numbers as its solution.
(please try to fill in the blank with a >,<, or =.)
Click here to see answer by rapaljer(3625)

Question 228361: Complete each statement with <,>,or = so that the solution is true:
1. absolute value(x+2)_?_-4 has no solution
2. absolute value(x+2)_?_-4 has all real numbers as its solution.
(please try to fill in the blank with a >,<, or =.)
Click here to see answer by rapaljer(3625)

Question 228490: f(x)=5x+1 when x= 2
Click here to see answer by rfer(2688)

Question 228490: f(x)=5x+1 when x= 2
Click here to see answer by drj(1380)

Question 228502: Need help please.
1. Place the following set of numbers in ascending order.
-2/5, 1/6, 7/8, -5/9, 3/4
This is the answer I have, just not sure if it's right.
-5/9, -2/5, 1/6, 3/4, 7/8
2. Determine the maximum and minimum values of the following set of numbers.
3, -36/7, -1, -2/3, 5/4, -5, 26/9
Not even sure how to figure number 2.
Click here to see answer by stanbon(26297)

Question 228524: b= -12
d= -4
b+ |-d|=x
x=-8? or x=-16?

Click here to see answer by jim_thompson5910(13794)

Question 228668: |2/3x+2|=10

Click here to see answer by jim_thompson5910(13794)

Question 229289: -|3n-5| is greater than or equal to 7n-15
I don't understand how to show the absolute value when it is negative.
Please show good, concise steps.
Click here to see answer by checkley77(7072)

Question 229828: |x - 2| + 3 = 10
im so confused.
Ive tried over and over, please help!
Click here to see answer by Edwin McCravy(2922)

Question 229845: What Is The Absolute Value of y=|4x|
Click here to see answer by ly12603(33)

Question 229965: My 7th grade brother homework sheet had this problem on it. I can not seem to figure it out because it does not seem to make sense to me at all.
Which expression shows "the absolute value of the sum of 29 and 6"?
A: [-9] + [6]
B: -[9] + [6]
C: -[9+6]
D: [-9+6]

I had to use [ as absolute value because I could not figure out to do an absolute value symblom.
Click here to see answer by stanbon(26297)

Question 229971: Given the following replacement values, evaluate (a) xy and x divided by y
x=3/11 and y=1/2
Click here to see answer by rfer(2688)

Question 230007: What is the solution set for [8m+4]=2 I got -1/4 and -3/4 just checking to see if I am right. Thanks
Click here to see answer by rfer(2688)

Question 230007: What is the solution set for [8m+4]=2 I got -1/4 and -3/4 just checking to see if I am right. Thanks
Click here to see answer by Earlsdon(4900)

Question 230505: chris has $3.55 in dimes and quarters. If he has 11 more dimes than quarters, how many of each coin does he have?
Click here to see answer by mando271(42)

Question 230520: what is the domain, range, and function of y=absolute value of x-3 +2
i put the domain as 3 and the range as 2 and the function as yes
Click here to see answer by rapaljer(3625)

Question 230504: Hi, how would i solve the absoulte value of -9+v over 8= 3? I thought i would make v=72, then i thought i would use the common denominator of 8, but the answer is coming our correctly. Please explain because I have other problems like this one. Thank You
Click here to see answer by checkley77(7072)

Question 230602: 4-[3k+1]<2 the[] are absolute value symbols
Click here to see answer by solver91311(5072)

Question 230648: find all x-y such that |x+y|=1
Click here to see answer by Theo(675)

Question 230700: find all x in R for which :
1) absolute value of (x-1)<1/2
2) absolute value of (x^2-1)<1/2
Click here to see answer by stanbon(26297)

Question 230700: find all x in R for which :
1) absolute value of (x-1)<1/2
2) absolute value of (x^2-1)<1/2
Click here to see answer by jsmallt9(594)

Question 230739: Please help me solve this equation.
When 2 times a number is substracted from 7 times the number the result is 40. What is the number.
Click here to see answer by unlockmath(121)

Question 230812: A number added to twice the absolute value of the number is equal to 6. Find the
number.
Click here to see answer by Theo(675)

Question 230867: what is the answer to |3-4x|-3<=8 ?
Click here to see answer by Theo(675)

Question 230988: Please help me solve this problem?
If "a" is a negative number what is the absolute value of -a?
Click here to see answer by rfer(2688)

Question 231309: /x+4/-10=20
I found one solution to X which was 26 whats the other?
Click here to see answer by stanbon(26297)

Question 232113: -2 + |x| + 9 = 10
Click here to see answer by checkley77(7072)

Question 232159: I2x+3I<5
I need help solving this and graphing it on a number line.
thank you
Click here to see answer by rfer(2688)

Question 232151: I4x-7I -5=0
solve please
Click here to see answer by checkley77(7072)

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