please can you answer this is all about sums and differences of rational algebraic expression...please i need it please ?

186,624 results

  1. math

    please can you answer this is all about sums and differences of rational algebraic expression...please i need it please ?this is the problem....3/5+4/5=? another x/3-y/3=? another is 7/a+2/a
  2. math

    x+4/2 - x-1/5 + 2x+5/10 another is 3b/7a - a/2b + 3a^2-2b^2/14ab another is 2x-y/3x+y + 5x/2y this is an rational algebraic expression my topic is all about sums and differences of rational algebraic expression please answer this please HELP ME!
  3. math

    please answer this my topic is all about sums and differences of rational algebraic expression 3/5 + 4/5 another is x/3 - y/3 another is 7/a + 2/a please answer it thanks!!!!!
  4. math

    please answer this my topic is all about sums and differences of rational algebraic expression perform the indicated operation reduce answer to lowest term 3/5 + 4/5 another is x/3 - y/3 another is 7/a + 2/a please answer it thanks!!!!!
  5. math

    please is there anybody who can help me to do my assignment about sums and differences of a rational algebraic expression this is the problem.... x^2/x-y - y^2/x-y=? another is 3y/3y-5 - 5/3y-5=? another is 10/x-3 - 2x+9/x-3 + 5x-7/x-3 please answer it.......
  6. math

    my topic is all about sums and differences of a rational algebraic expression this is the problem 3a/ax+ay + 2a/ax+ay another problem is a/4a+1 + 2/4a^2-7a-2 another is 3/a-b + 4/a+2b please anyone else who can answer my assignment please HELP ME!
  7. math

    can you answer this please about sums and differences of a rational algebraic expression this is the problem 5/x-7 - x-1/x-7 - 2+x/x-7 another is x+1/2 - x-2/3 + 2x-1/9 another is 2x+3/3 - 3x-1/2 + x-4/12
  8. math

    sums and differences of rational algebraic expression answer the following 2x/x^2-2x-15 - x-2/3x^2+9 another is t/2rs^2 - 2r/3rst + 3s/30r^2t another is 3x/2x-3 - 2x/2x+3 + 3/4x^2-9 please answer this i need it tomorrow morning 3:00 please answer it i will WAIT FOR IT!
  9. math

    sums and differences of rational algebraic expression answer the following perform the indicated operation reduce answers to lowest term 2x/x^2-2x-15 - x-2/3x^2+9 another is t/2rs^2 - 2r/3rst + 3s/30r^2t another is 3x/2x-3 - 2x/2x+3 + 3/4x^2-9 please answer this i need it ...
  10. math

    sums and differences of rational algebraic expression please answer the following 9ab/cd^2 - 7ab/cd^2 another 3/x-1 - 2/x-1 another is 4x/4x-y - 2x/4x-y another is 3x/2y - 3x-2y/3x+2y another is 8/3x - 3/4x + 4/12x another is x-3/3x+1 + x+5/3x+1
  11. math

    find the lcd of this rational algebraic expression 3x+2,2x/x^2-4,x+1/x^2+5x+6 please answer it immidiately i need the answer as soon as possible ..please?
  12. math

    sums and differences of a rational algebraic expression 3/a + 2/ab + 1/abc another is 2x-1/6 + x+3/12 another is 2/a-b + 3/a+b another is 2a+b/a+b - 2a-b/a-b - 3a^2-b^2/a^2-b^2 another is 2x/2x^2+5x-3 + 5/x^2-9 another is x-3/12x^3-18x^2 - x+1/16x^2-24x
  13. Algebra

    Need help with these: [Can you show me the work for them please, if needed?] 3. Simplify (4x)(-2y) Is the answer -8xy? 5. To which set of numbers does 7.543 belong? a. rational b. irrational c. integer ? 8. Write an algebraic expression for one-half a number x subtracted from ...
  14. math

    can you answer this as soon as possible please just find the lcd of this rational algebraic expression 3x/x-4,2x/x+4
  15. Algebra one PLEASE HELP THX!!

    ok i need help with these questions i have been trying to figure them out and my brain isnt working. please help and thank you ahead of time. if you can help. 4. Q.write and algebraic expression for the product of 15 and c A. IS IS C-15 16. Q. define the variable and write an ...
  16. math

    please get the lcd of this rational algebraic expression 3x+2,2x/x^2-4,x+1/x^2+5x+6
  17. Calculus

    We're learning about different kinds of functions and I don't really understand the difference between rational and algebraic functions. I know that rational functions are functions that are a ratio of two polynomials, and algebraic functions are any functions that can be made...
  18. Algebra

    Divide the rational expression. Express the quotient as a rational expression in lowest terms. (x^2+10x+21)/(x^2+11x+28) ÷ (x^2+3x)/(x^2+11x+28) (i really need to know the steps on how to do this (please just don't give me the answer i already know it)
  19. math

    Thinking about the different types of numbers you learned in this unit, how would you help someone remember the differences between rational and irrational numbers? PLEASE ANSWER NICE AND NEAT AND CORRECT PLEASE AND THANK YOU!! =)
  20. Maths

    Can you please tell me what TU means at the top of my sums eg., and do I put the sums answer in the circle between the sums and add the answer onto the next sums answer? TU TU 23 15 16+ 0 17+ ___ __ ___ __
  21. math

    ok i need help with these questions i have been trying to figure them out and my brain isnt working. please help and thank you ahead of time. if you can help. 4. Q.write and algebraic expression for the product of 15 and c A. IS IS C-15 16. Q. define the variable and write an ...
  22. algebra 2

    i need to find all numbers for which the rational expression is undefined p^3-9p ------ p^2-16 please help
  23. algebra

    1. write an algebraic expression for the word phrase: the quotient of r and 12 a.r * 12 b.r/12**** c.r-12 2. write a word phrase for the algebraic expression: 2t - 9 a.nine fewer than two times a number t***** b.nine fewer than two times a number t c.nine fewer than a number t...
  24. math

    Hi i need one more example of this algebraic expression please. and explain please. Fig# Value 1 0 2 1 3 8 4 27 Math-Nick
  25. 8th grade math

    Hi i need one more example of this algebraic expression please. and explain please. Fig# Value 1 0 2 1 3 8 4 27 Math-Nick
  26. MATH - Rational Expressions

    HELP PLEASE! I am taking my college placement test tomorrow and am working on the sample test now. I need help with this question about Rational Expressions... For all r (<INSERT>is not equal to sign)+ or - 2 r(squared) - 5r+6 (All Over) r(squared)- 4 I know the answer ...
  27. Partial Decompostion Fractions

    Can you please help me with the following questions please, I don't understand them. I know the general rule about them. Write the partial fraction decomposition of the rational expression. (x^2+4x-1)/(x^2+3)^2 (4x^3+4x^2)/(x^2+5)^2
  28. Algebra-Partial Fractions

    Can you please help me with the following questions please, I don't understand them. I know the general rule about them. Write the partial fraction decomposition of the rational expression. (x^2+4x-1)/(x^2+3)^2 (4x^3+4x^2)/(x^2+5)^2
  29. Rational Forms

    List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.
  30. Algebra

    Please express in terms of sums and differences in logarithms. log a x^3 y^2 z
  31. Algebra

    Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 3 5 ----, ---- 84a 63b 4b 6 -----, ---- 75a 105ab Can someone here help me I do not understand this at all need help! ...
  32. Algebra

    Simplify the complex rational expression 3/(x+5)+ 6/(x+3) ÷ (3x+13)/(x^2+8x+15) (please show steps i already know the answer i need to know the steps)
  33. math need help please

    Translate to an algebraic expression The product of 19% and some number
  34. Algebraic expressions

    Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please Rita has $315 in the bank. This amount is three times the amount that Fred has. How much does Fred have? Use f to represent Fred's amount
  35. Algebraic expressions

    Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please Rita has $315 in the bank. This amount is three times the amount that Fred has. How much does Fred have? Use f to represent Fred's amount
  36. Last questions Ms. Sue please for math

    1. To which subset(s) does the number √42 belong? Rational numbers Irrational numbers Whole numbers, integers, rational numbers While numbers, natural numbers, integers 2. Evaluate the following expression for the values given. P/s + r^2q ( p = 60, q = 6, r = 5, s = 4) ...
  37. Math Sums and Differences

    Use the strategy of your choice to find the sums and differences below. a)(-4)+(10)+(4)+(-2) b)(5)+(-8)+(3)+(-7) c)(-19)+(14)+(21)+(-23) d)(5)-(-10)-(4) e)(-3)-(-3)-(-3) f)(+26)-(-32)-(+15)-(8) Continue each pattern, 3 times a) 5,2,-1,-4,-,-,- b) -11,-7,-3,1,-,-,-
  38. Math 3 PLease Help

    *Please solve the rational expression. x^2/x-4 - 7/x-4=0
  39. Intermediate algebra

    I need to simplify this rational expression and show the steps, please help.
  40. 5th Grade Math Algebraic Expressions

    What is the algebraic expression for six is fifteen less than three times a number?Please Help.! -Keke
  41. Math, please please help

    The base length of each square-based prism in the pedestal design is 3cm less than that of the layer immediately below. a) Write an algebraic expression for the total of the top surface areas of the three prisms used to make the pedestal. x x x 2x+5 2x+5 Please help, i am so ...
  42. math - PLEASE!

    15 increased by t What is the answer in algebraic expression form? My answer is 15 + t am i right or wrong
  43. accelerated 7th grade Lang. Art

    please fill in the blank please please there will be a list of words below 1) We need large sums of money tp keep our school system going, but we are getting only a(n)__________________ if funds from the state. List: alight barren disrupt dynasty germinate hurtle interminable ...
  44. Algebra

    I need to multiply the rational expression (q-2/4)(-2q/q+5) and leave it in factor form. Please someone help.
  45. Math

    3) Explain how the laws of exponents work with rational exponents and give at least one example of an expression containing rational exponents... Please help.. I can't find the answer to this anywhere..
  46. algebra

    Can someone please help me, I'm stuck. Find all numbers for which the rational expression is undefined. 7/(3v+7)
  47. Intermediate Algebra

    Solve using elimination method. If the system has no system or infinite number of solutions, state this. Please show all work. I need to show how I came about my answer. I need this as soon as possible please. I would appreciate any and all help!! 2x+2y=20 2x-2y=4
  48. Intermediate Algebra

    what is the meaning term rational expression Please give me an example how to divide rational expressions
  49. Algebra

    Evaluate the algebraic expression for the given value of the variable. -4,x^2-18= -10 Please check my answer
  50. math

    find the lcd of this rational algebraic expression 4/x+2,2/2-x,3/4-x^2 another rational algebraic expression you will also find the lcd 5/y+5,3y/2y+10,2/y+10
  51. Algebra

    1.What is the simplified form of the following expression? 13[6^2€(5^2-4^2)+9] A.169 B.585*** C.181 D.26 2.What is the simplified form of the expression? 6xyz/2xz A.3 B.3y C.3xyz*** D.3x^2yz^2 3.In a football game. A running back ran for -7 and -5 on his last two runs. His...
  52. Math

    Simplify each rational expression. Can you please show me the steps on how you got the answer. Thank you (over means there is a line under the first expression and then the second expression is placed underneath the line) 2c^2-c-1 over 2c^2+3c+1 8c^2+2c over 4c+1
  53. Social Studies

    PLEASE EXPLAIN IN YOUR OWN WORDS PLEASE PLEASE HELP IN YOUR OWN WORDS PLEASE. :( :( I REALLY NEED HELP PLEASE HELP ME PLEASE :( :( 1) Explain the similarities and differences between corporate farms and mixed-crop farms. 2) Identify two problems resulting from urban sprawl in ...
  54. Calculus Help Please!!!

    show all of the algebraic steps in finding lim x->0 (sin2x)/(2x-tanx) I know the answer is 2 but I need the steps thank you!
  55. Algebra PLEASE HELP ASAP MS.SUE PLEASE HELP

    Which statement about the product is true? 5.5 square root of 5 A. The product is rational B.the product is irrational C.the product is neither rational or irrational D.there is not enough information provided to answer the question Which of the following cereals is the Best ...
  56. algebra

    please help! can someone show me the steps in solving this? find all numbers for which the rational expression is undefined -16/19x
  57. math

    How would you simplify this rational expression: Can you please show me the steps on how you get the answer thank you. 2y+1 over y-2 times (4-2y)
  58. ALGEBRA HELP

    write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can
  59. ALGEBRA HELP

    write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can
  60. Pre-Calc

    Use the fundamental identities and appropriate algebraic operations to simplify the expression. cosx / (1+sinx) Answer: secx Can someone please assist as to how I get to the answer?
  61. Math - Please help

    I need help on the following please? A group of clowns performs in a ring with an area of about 2,123 square feet. What is the circumference of the ring? Choose the closest answer. 156 ft. 52 ft. 163 ft. 82 ft. Thank You. Please explain the answer
  62. History

    Can you answers the Q's about a Notable American Explorer ? I need to know all about Sir Francis Drake Can you please tell me : The reason why he became an explorer Country he sailed for (if different from their country of origin please explain why) where was his attempted ...
  63. Algebra

    Please check my answers 1.)what is the algebraic expression for the following word phrase : the product of 6 and n ? A.6-n B.6+n C.6n***** D.n/6 2.what is the algebraic expression for the following word phrase : the quotient of 6 and the sum of x+y? A.6/x-y B.6/x+y******* C.6(...
  64. Health

    What are the short term effects of Cocaine: When someone consumes this substance what effect will it have on their body, mind, and behavior? Please answer ASAP I really need the answer... and please don't give the website for me to find the info, I don't have enough time to do...
  65. Algebra 1--Please, help me!

    Find any excluded values of each rational expression. 1. t - 1/ t^2 - t A: Excluded value: 1. Simplify each rational expression, if possible. Identify any excluded values. 2. 3x^2/6x^3 A: 2x; x ≠ 2 3. 2n/n^2 - 3n A: ? 4. s + 1/s^2 - 4s - 5 A: ? 5. 12 - 3x/x^2 - 8x + 16 A: ?
  66. math

    *Is identifying factors in the expression 6(x+5) an algebraic expression? *Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true and can you please explain this to me.
  67. Math -Urgent!!!

    List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.
  68. Math-Rational #'s

    Just trying to understand this. Please let me know if I did these right. Thanks!!! -7 as a rational # = -7/10 -3.03 as a rational # = -33/10 -2 3/12 as a rational # = -25/12 1.03 as a rational # = 13/10
  69. More Rational Exponents!

    1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the height of the driver’s eye above the pavement. All of the distances are in meters. ...
  70. MATH HELP

    What is the simplified form of the expression? Hint: Combine like terms 7m2 + 6.5n – 4n +2.5m2 – n A)9.5m2 + 1.5n B)4.5m2 + 1.5n C) 9.5m2 – 1.5n Which property is illustrated by the statement? 8 + 3.4 = 3.4 + 8 A)Associative Property of Addition B) Commutative Property ...
  71. science

    Could someone who goes to connexus academy Please please please give me the answers to Human Impact on the Environment Unit Test pretty please im stressed out and im backed up.please please help i will repay you! please!!!! and please may they be the CORRECT answer. Thank you ...
  72. Math 8R - HELP! (homework qs. check)

    Simplifying Algebraic Expression Using the Distributive Property & Combining Like Terms Simplify: -3 (2+3x) + x - 5 -3(2) + -3 (3x) + x - 5 Answer - 6 + -3(3x) + x - 5 Is the answer is correct??? I'm getting a bit confused and struggling a lot in this problem. Please help me!
  73. Geography

    I need to write about the river tees AND about the source to mouth. Please please help me :( I have to redo do it by monday and I can only use the computer for 30 more minutes! Please F'ing help ME.
  74. please help its bedtime

    how can you tell which form of a rational number is most appropriate in a given situation? Use an integer, or fraction, NEVER a decimal number. If your number is say 3.5, then the rational answer would be 35/100. if the number is .75, then the rational answer would be 75/100 ...
  75. algebra 2

    help please!! state the possible rational zeros for each function. then find all zeros. y=x^3-13x^2-x+13 show all the step please .thanks
  76. Math

    Check answer PLEASE!! Kevin wants to calculate the value of the expression below. -17 + 3 Which shows an equivalent way kevin could write this expression? (A.) -(17 + 3) B. -(17 - 3) C. (-3 + 17) D. (-3 - 17) Please help as soon as possible!! I have no one to help me and i don...
  77. precalculus

    please check my answers 1.Use Gaussian elimination to write the system of equations given below in row-echelon form. 2x+4y+z=-4 2x-4y+6z=13 4x-2y+z=6 answer:2x+4y+z=-4 8y-5z=-17 z=1 2.Find the solution to the system of equations given below. x+y+z=2 -x+3y+2z=8 4x+y=4 answer: 0...
  78. math please helppppppp

    For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums? Details and assumptions The empty set (the set of no elements) has sum 0 by convention
  79. Algebra

    Please check all of my answers and tell me if they are right. 1.   What is the simplified form of the following expression? 7m^2 + 6.5n – 4n + 2.5m^2 – n (1 point) A. 9.5m^2 + 1.5n*** B. 4.5m^2 + 1.5n C. 1.5m^2 – 4.2n D. 9.5m^2 – 1.5n 2.   Simplify the ...
  80. Sixth Grade Math

    1. Write a phrase in words for each algebraic expression. A. "t - 29" Answer:29 minus t B. "a take away 16" Answer:16-a Write an algebraic expression with two variables and one constant. Answer: 150 + xy Did I answer the questions correctly?
  81. MATHS!!!Please HELP..:'(

    For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums?
  82. 8th grade

    Hi my class is doing a unit on patterns with algebraic expressions. And i need to find a difficult expression Figure# Term value 1 8 2 27 3 64 4 125 what is the algebraic expression and how did u do it? thank you. Math-Nick
  83. Math

    1. Which expression is equivalent to (-2)(a+6)? A. -2a+6 B. 2a+12 C. -2a-12*** D. -2a+12 2. To which sets of real numbers does the number -22 belong? Choose all subsets that apply. (There's two right answers) Whole Numbers Rational Numbers*** Integers*** Irrational Numbers ...
  84. Pre-Calculus

    Simplify the rational expression and then add or subtract. Express answers in simplest form and identify all non-permissible values. (The non-permissible value is not the issue. It is the simplification) 3x + 15/x^2-25 + 4x^2 -1/ 2x^2 + 9x -5 3(x+5)/(x+5)(x-5) + 4x^2 -1/ (x+5...
  85. Trigonometry

    Write an algebraic expression for y=tan (cos^-1 x/3)for 0<x<3. Please Help!!
  86. math

    15 INCREASED BY T IN ALGEBRAIC EXPRESSION my answer is t + 15 9 dollars less than b in algebraic expression. My answer is b - 9 am i right or wrong?
  87. Math! Please Check My Awnser!

    Hello! I need some help with math! I have tried to do this but I am unsure about my answers. My I will identify my answers with a "<--". Also, if I have missed one, please tell me the right answer! Also, Thanks for your help in advance! Have a nice day! 1. Which of the ...
  88. Social Studies 9

    I NEED THIS BY TOMORROW!!!!!! What were the taxes introduced during the 17th century england (aka English Civil War)- list 4 facts about it . and WHAT were the taxes introduced during the french revolution also list 4 facts about it . and how are they similar; 4 facts also. ...
  89. MTH HELP

    5)Which property is illustrated by the following statement ? 3z+4=4+3z A)Associative property of addition B)Commutative property of multiplication C)Inverse property of multiplication D)commutative property of addition 12) What is the algebraic expression for the following ...
  90. Child Care

    Please help me, I need to make a Lesson Plan on diversity, for Pre-k, I choose a story book, of children from different parts of the world, each going to and learning in school or on the outside. The goal should show differences but also its similarities. I need a learning ...
  91. Maths-algebraic expression

    Using suitable identities evaluate (z-14)(z-1) Please help. thanks
  92. Algebra ll

    Rational expression pxplain your work please . 37/k^2-k-30 and x^2-25/2
  93. Algebra 2

    Can someone please help me solve this rational expression?
  94. Algebra II

    Please help! I am stuck on this one. Need to simplify the expression. Assuming all variables are real numbers. ∛(27(x+2)^3) my answer =3x+6 not sure is this is correct.
  95. Biology/help please

    I am a being from another planet, please explain to me which is alive: a clock or a fish? Compare the two, similarities and differences.Can you help me answer this question ? thank you.
  96. 6th Grade Math Help Please

    Hi, I need help because I'm really stuck on this math word. Can someone please define what rational coordinates means what? I really need help fast because this project is due today! Thank You :)
  97. Calculus

    Please help find the rational roots of f(x)=4x^4 - 3x^3 + 2x^2 +x - 3 another is f(x)=-3x^3 - 2x^2 + x - 1 I tried but still confuse please help really really need help Thank you very much!
  98. HELP!!!!EMERGENCY WITH THE POEM!!!

    do anyone knows a poem named "Instruction for Joining a New Society", which about the desire to become an American? I need this poem immediately!!! Thank you for using the Jiskha Homework Help Forum. If that is the title, I find nothing! If you have either the title or the ...
  99. MATH HELP PLEASE!!

    Given a long algebraic equation, what are some strategies that you can use to make simplifying and evaluating the equation more efficient and accurate? How do inverse operations help solve algebraic equations? Give a real-world scenario where this might be modeled. Help, ...
  100. algebra 1A

    help please. translate to an algebraic expression 48 less than b. the translation is. i have no clue Thanks
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