Questions on Algebra: Numeric Fractions answered by real tutors!

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Tutors Answer Your Questions about Numeric Fractions (FREE)


Question 127197: The time it takes to travel to a location varies inversely to the speed traveled. It takes 4 hours driving at an average speed of 55 mile per hour to reach a location. To the nearest tenth of an hour, how long will it take to reach the same location driving at an average speed of 50 miles per hour?
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Question 127255: 3/x + 7 = 11

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Question 127255: 3/x + 7 = 11

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Question 127254: Factor x^2+(x-y)^2-2x*(x-y) Thank you, this question is not from text book
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Question 127254: Factor x^2+(x-y)^2-2x*(x-y) Thank you, this question is not from text book
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Question 127511: 6\7x=48
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Question 127514: 1\3(r+6)=1\6(r+8)
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Question 127508: I am having trouble simplying the following. I have come up with two solutions and need help to see if I am on the right track. Thanks in advance for your help.
Simplify: 2y^2-4/5y-y+3y^2
Solution #1:
= (2y^2+3y^2)+(-4/5-1)y
= 5y^2+(-4/5-5/5)y
= 5y^2-9/5y

Solution #2:
= (2y^2)^5-(4/5y)^5-(y)^5+(3y^2)^5
= 32y^2-4y-5y+243y^2
= 275y^2-9y
= y(275y-9)



Click here to see answer by edjones(3298) About Me 

Question 127609This question is from textbook College Algebra
: b^2/b^2-4 - 4/b^2-2b
I know you have to find the common denominators by factoring the denominators so it ends up being:
b^2/(b-2)(b+2) - 4/(b-2)(b+b) but after that step, I don't know what to do and which numbers to pick to get the same denominator.
This question is from textbook College Algebra

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Question 127733: What is 1/10 of $8.00? How do you figure that out?
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Question 128188: How do I solve this: 3 over z = 9 over 5..............? (by "over" I mean 3 and 9 are numerators........z and 5 are denominators....
Solving for "z"...........Thank you

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Question 122256: 28 1/17 - 4/9
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Question 128711: please help me solve

2b^ - 4ac = bc where a = -2, b = 4, c = 3

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Question 128709: please help me solve

2b^ - 4ac = bc where a = -2, b = 4, c = 3

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Question 128810:
6x-7/3=5/6

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Question 128860: how do I factor out xy(cubed)-4x(squared)y(squared)?
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Question 128911: Megan and Joe rowed out to where a pole was in a lake to get a better look.
after getting an up-close look they returned to shore.
they found a local resident and asked him about the pole.
they were told that one-half of the pole was lodged in the ground,
another one-third of it was covered by water, and 11 feet of the pole
is sticking out of the water. what is the total length of the pole in feet?
i am in grade 4 and stuck??

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Question 129021: Please help me solve this problem:
9/10=k+7/10
Thanks,
Amy

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Question 129102: The sum of three numbers is 98. The first number is 2/3 of the second, and the second is 5/8 of the third. What is the second number?
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Question 129238:
n + 3 5/6 = 3 1/3

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Question 129236: n + 5 3/10= 8 1/10
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Question 129669This question is from textbook Algebra structure and meathod
: The sum of a number and twice its reciprical is 3. Fing the number.This question is from textbook Algebra structure and meathod

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Question 120612: 3 1/2*2 1/4=
4 2/9/4 2/3

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Question 129794: write 23/6 as a decimal

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Question 130213: what is the answer for this equation 1/3x-1/5x=4/3
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Question 130234: what is the answer for 5/6-5/6?
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Question 130270This question is from textbook Discovering algebra
: List these fractions in increasing order by estimating their values. Then use your calculator to find the decimal value of each fraction.
7/8 13/20 13/5 52/25
This question is from textbook Discovering algebra

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Question 130298This question is from textbook Pre-Algebra
: What is the formula for converting fractions into decimals ?(i forgot because i was using a shortcut instead of the real formula)This question is from textbook Pre-Algebra

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Question 130421: 1/4n=2and 2/3
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Question 130432: 2n square-5n-3 over 4n square - 8n-5
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Question 130746: The question is 2/x(x-3) 2 is the numerator and x(x-3) is the denominator. I need to solve for x. Thanks.
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Question 130740: 1/2 + (2/3 / 3/4) - (4/5 x 5/6)
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Question 131089This question is from textbook Prealgebra and Introductory Algebra
: 7/20+3/8+4/5This question is from textbook Prealgebra and Introductory Algebra

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Question 131093This question is from textbook Prealgebra and Introductory Algebra
: Is this true or false? Taking a fraction of a number means to multiply the number by the fraction.This question is from textbook Prealgebra and Introductory Algebra

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Question 131484: what is the average arithmetic mean 0f 8 7 7 5 3 2 2 ? the problem comes from
a pre-test sheet from act'c compass placement

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Question 131584: This is for a 4th grader.......we are suppose to add these numbers together to get the total number of miles was walked with the following:
9 4/10
5 7/10
10 5/10
8 2/10
Can this be explained how the answer is suppose to be solved too?
Thank you

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Question 131820: In a bowl, 1/3 of the fruit are apples and 2/5 are oranges. There are also 8 bananas. How many apples are there in the bowl? How many bananas are there? How many pieces of fruit are there in all?
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Question 132117:
17-5/13=s+14 11/13

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Question 132169: how do I work this problem out? Solve for x: 4/x=1/5
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Question 132280:
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Question 132361: write with a positive numerator and denominator negitive x over negitive y
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Question 129552: Determine the measure(in degrees) of an angle whose complement is four-ninths its supplement.
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Question 132432: Hello Tutors,
I am having a little problem with a certain type of fraction problem so I was wondering if you can please help me with it.
10 2/5 - 7 4/5 = ?
But the problem is originally done vertically.
These are the type of fraction problems that I really need your help with.
Email me Back ASAP please =)
Thanks A lot :) !!!
- Stephanie

Click here to see answer by checkley71(8405) About Me 
Question 132432: Hello Tutors,
I am having a little problem with a certain type of fraction problem so I was wondering if you can please help me with it.
10 2/5 - 7 4/5 = ?
But the problem is originally done vertically.
These are the type of fraction problems that I really need your help with.
Email me Back ASAP please =)
Thanks A lot :) !!!
- Stephanie

Click here to see answer by solver91311(5072) About Me 

Question 132564: Use <, =, or > to complete statement.
17 5
__ __
28 7

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