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Question 697238: Please help me to solve this question
5 years ago amer was 10 years older than his sister what is the difference of their ages at present?
Click here to see answer by randyjoseph7(13)

Question 697135: 2x3+6x2+5x+k
Click here to see answer by randyjoseph7(13)

Question 697239:
Please help me to solve this question
A watch gains 30 minutes every day. If it is set as 6:00 AM. How many minutes it gains at 10:00 PM?
Click here to see answer by checkley79(3341)

Question 697265: My 8th grader needs help with her Pre-algebra
Click here to see answer by ankor@dixie-net.com(22740)

Question 697274: a chemist wants to mix a 22 acid solution with a 50 acid solution to get 28 l of a 30 acid solution. how many liters of the 22% solution and how many liters of the 50% solution should be mixed?
Click here to see answer by KMST(5328)

Question 697174:
Click here to see answer by jim_thompson5910(35256)

Question 697311: how do you find the slop of
-5/8x+6=y
Click here to see answer by mouk(232)

Question 697311: how do you find the slop of
-5/8x+6=y
Click here to see answer by josmiceli(19441)

Question 697310:
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Question 697264:
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Question 697314: how do you factor out m to the power of 3 minus 12m to the power of 2
Click here to see answer by MathLover1(20849)

Question 697320: 6/2(1+3)=
Click here to see answer by rfer(16322)

Question 697329: A bag contains 3 red, 4 blue, 5white marbles, what are the odds of drawing a red marble from the bag? My answer was 3:12 but I was incorrect, please explain what I'm doing wrong and show me, thank you so much!!
Click here to see answer by rfer(16322)

Question 697130: bisector of angle A of parallelogram bisect the side bc at x. prove that AD is equal to half of AB.

Click here to see answer by lynnlo(4176)

Question 697395: Which expression does not represent the quotient when a is divided by b
Click here to see answer by Alan3354(69443)

Question 697412:
Click here to see answer by jim_thompson5910(35256)

Question 697327: Please provide check. I really don't understand this, thank you so much in advance!
Click here to see answer by jam123(18)

Question 697327: Please provide check. I really don't understand this, thank you so much in advance!
Click here to see answer by MathTherapy(10549)

Question 697433: 6/2(1+2)=
Click here to see answer by Alan3354(69443)

Question 697328: To beat at a rate of 200 beats per minute, a dragonfly's wing must be .36 inches. Using this data, find the constant for the inverse variation relating the length of an insect's wings to the beats per minute. B. Using the constant you found in A, state whether a dragonfly with a wingspan of 1.2 inches will be able to stay aloft if his wings beat 50 times per second. Using complete sentences, explain your answer. I really don't understand these two questions, your help will be highly appreciated!!! Thanks!
Click here to see answer by josmiceli(19441)

Question 697455: The lenght is two more than the width. The perimeter of the rectangle is 84 feet.
Click here to see answer by rfer(16322)

Question 697455: The lenght is two more than the width. The perimeter of the rectangle is 84 feet.
Click here to see answer by Prinssica(2)

Question 697514: angle ABC=65 degrees angle BCD=115 degrees.Can these lines (AB) and (CD) be :a)parallel or b)secant (i dont know their name in english but they stay like X)
Click here to see answer by stanbon(75887)

Question 697508: If the olume of a cuboid is find the dimensions
Click here to see answer by ankor@dixie-net.com(22740)

Question 697569: I am having problems with dividing polynomial problems. Can ya help?
Click here to see answer by shourya98(2)

Question 697569: I am having problems with dividing polynomial problems. Can ya help?
Click here to see answer by Edwin McCravy(20054)

Question 697569: I am having problems with dividing polynomial problems. Can ya help?
Click here to see answer by lynnlo(4176)

Question 697570: I am having problems with dividing polynomial problems. Can ya help?
Click here to see answer by unlockmath(1688)

Question 697627: A man is 37 years old and his child's age is 8. How many years ago was the product of their ages 96
Click here to see answer by josmiceli(19441)

Question 697648: A book sells at retail for $9.00 which is 112.5% royalty of the wholesale price if the author gets 5% royalty of the whole sale price and her agent gets 20% of her royalties how much does her agent make per book? solve.
a)3.00$
b)1.25$
c)0.90$
d)0.50$
e)0.08$
Click here to see answer by stanbon(75887)

Question 697628: A man is 37 years old and his child's age is 8. How many years ago was the product of their ages 96
Click here to see answer by ankor@dixie-net.com(22740)

Question 697654: Give the complex number, -6 + 4i
Click here to see answer by Alan3354(69443)

Question 697674:
Click here to see answer by mouk(232)

Question 697679: Please help me with this problem.I don't understand it. My teacher never went over these kinds of problems in class. I would really appreciate it if you would explain and answer.
A farmer has 526 meters of fencing available to enclose a rectangular portion of his land. One side of the rectangle being fenced lies along a river, so only three sides require fencing.
(a) Express the area A of the rectangle as a function of x, where x is the length of the side parallel to the river.
(b) For what value of x is the area largest?
Thanks in advance!
Click here to see answer by josmiceli(19441)

Question 697690: x^2/10 - x/5 +2 = 0 How do i cancel out the denomonators?
Click here to see answer by Alan3354(69443)

Question 697650: 19m-4m
2t+3t+t

Click here to see answer by jim_thompson5910(35256)

Question 697711: right triangle soh can toa
Click here to see answer by Alan3354(69443)

Question 697651: if there are known to be 4 broken transistors in a box of 12 and 3 transistor are drawn at random what is probability that none of the three is broken?
a)0.375
b)0.255
c)2.55
d)0.75
e)0.556
Click here to see answer by Positive_EV(69)

Question 697782: On Wednesday there were no tandem bikes for sale. There were only bicycles and tricycles in the shop. There are a total of 24 seats and 61 wheels in the shop.
How many are bicycles and how many are tricycles?
Click here to see answer by josmiceli(19441)

Question 697791: (5x^2)(8xy^4)
Click here to see answer by rfer(16322)

Question 697813: How do I figure out displacement?
Ashley decides to go for a walk. She walks 5 blocks west, 2 blocks south, 5 blocks east and finally 2 blocks north. What is her total displacement? (Include direction, whether east, west, south, north, or n/a .)
I'm working on homework and I've never learned this before. How would I go about figuring out the displacement? Is there a certain equation to use?
Thank you so much!!
Click here to see answer by jim_thompson5910(35256)

Question 697877: When different elements are blended to make a new material, such as sodium and chlorine combining to make salt, the result is called a A. magnet b. metal c. compound or d. mixture Please help.
Click here to see answer by Alan3354(69443)

Question 697917: 5.4=y_ 1.5+2.3
Click here to see answer by Alan3354(69443)

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