Algebra, help + check please

106,756 results, page 27

  1. algebra

    1/3(y+4)+6=1/4(3y-1)-2 show work Please
  2. Math- Algebra

    1/2(w-h)=hn+5p Please help me with this if possible :)
  3. Algebra(please help ASAP!)

    What is the slope? (1, 7), (10, 1) A. 3/2 B. -2/3 C. -3/2 D. 2/3
  4. algebra

    I need help solving this please. x/4 - x/5 - 1/3 = 16/15
  5. algebra

    I need help solving this please. x/4 - x/5 - 1/3 = 16/15
  6. algebra

    What is the solution of the system? y = -3x 3x + 2y =6 I don't get this, please help.
  7. pre-algebra

    1. y-5/3=1 -2 8 18 6 please help me solve this
  8. Algebra

    What is the degree of f(x) = 6(x-1)^12(x+1)^3? Explanation too please :)
  9. Algebra

    5x+6/3x-9=7/3 Please help, thoroughly confused
  10. Algebra

    2^-1+4^-5 I thought 5/8 but its wrong. help please
  11. algebra

    what number is between 1/6 and .25? A.) 7/24 B.) 1/7 c.) 2/7 D.) 5/24 --- is it this? help please ;)
  12. Algebra

    -2/5x-9<9/10 If one of you could explain this to me please?
  13. Algebra

    X^2+y^2+6y+3=0 x^2+y^2-9x-6=0 List the solutions: Please and thank you!
  14. Algebra: Please Help.

    Solve. 10x^2+5x=-5
  15. Algebra: Please Help.

    For the function f(x)=x^2−7x+5 find x when f(x)=−5 x=
  16. Math pre algebra

    -9p - 17 =10 please help me
  17. Algebra I

    I'm stuck on this problem please help me find the range of this equation y = (x^2 - 4)/(x^2 - x - 12) I know that it is [1/3,-infintiy]U[?,infinity] yes I'm having trouble with that ? At first I was like ok there should be a horizontal asymptote at y=1 there is in calculus ...
  18. law and ethics in med

    please check my answer thanks :) Which of the following is MOST pertinent in a legal or court room context? 1. confidentiality 2. privileged communication 3 etiquette 4.pt's expectaion of privacy I think it might be #2 I am not really sure
  19. math

    can someone check my answer please? solve using multiplication principle. -4x>1/11 The way I solved it was dividing both sides by -1/4 to isolate x then I simplified left side which is -1/44 simplifying it to -1/11 is this correct or did I miss a step somewhere?
  20. Chemistry

    Can someone please check to see if I balanced this chem. equation which is an incomplete combustion reaction: 2C3H8 + 11O2 ->> 3CO2 + 4H2O +2CO +C(s) My answer: 7C3H8 +22O2 -->> 6CO2 + 28H2O +4CO +11C Thanks!
  21. Business Law

    To obtain a social security number you must complete a form and show evidence of where you were A. live B. where to school C. go to Church D. were born I chose D. Check my answer to make sure please? Because I was stuck between A ad D.
  22. L.A

    Which sentence contains a participle phrase? A. she wanted to spend time writing. B. her job is giving the attic dwellers their food. C. quickly snatching up the coat, she ran to her room. D. to get along well requires cooperation. C ? please check
  23. Uncountable nouns

    1.work 2. skin 3. sand 4. rain 5. postcard 6. traffic 7. accident 8. air 9. cloud 10. information 11. happiness 12. news 13 furniture 14. entertainment Please help to check the above whether they are all correct, thanks & regards.
  24. Science

    Which word or phrase below best describes the function of the urinary bladder? Filter Storage tank Blender Passageway*** Help me please i am trying to check my test and make sure all the answers are right
  25. Social Studies

    Which early civilization had a well-organized, unified empire with an elaborate system of roads covering more than 10,000 miles?   Iroquois Aztecs Mayan** Incas can someone check my answer please?
  26. Intensive Reading (CHECK MS SUE)

    Detergent isn't just a cleanser. It's also something that A.debilitates a patient's immune system B.sterilizes needles*** C.strips away existing cells D.cuts through grease Is it B? Please help
  27. Please check if these math questions are correct

    8 = p - 5 Answer: p = 13 21 + y = 35 Answer: y = 14 6x = 54 Answer: x = 9
  28. Math

    2 divided by 4/4=8 2. 1/7 divided by 3=1/21 3. 4 divided by 1/5=20 Can you please double check the above.
  29. Art

    7. Which of the following pairs are art movements? A. Impressionism, Victorian B. Renniasance, Expressionism C. Renoir, Classicism D. Art Deco, Cubism My answer is B and you please check @Ms.Sue
  30. Math

    12) 2 1/7 x 3 2/3= 15/7x11/3=165/21=55/7=7 6/7 13)Divide. Write the answer in simplest form 3/7 divided by 2/3=9/14 14)1/8 divided by 3/4=1/6 15)2 1/7 divided by 3 2/3=45/77 Can you please check to see if I got the above answers correct Thank you
  31. Pre-Algebra

    Please help me. Thanks It's Pythagorean Theorem: A boot leaves port and travels 18 miles north and 15 miles east. How far from port is the boat? I have drawn a picture, 15² + 18² = c² ²= squared. Thanks... meh please someone help mewith this, thanks.
  32. Math Check

    The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure
  33. algebra (check work)

    a camera car with a crane is used to film a movie. the crane's max. height is 18ft and the min. height is 4ft. write a compound inequality that describes the possible heights of the crane. 18≥x≤4
  34. Honors Chemistry (check answers)

    On a worksheet we got, we have to balance out chemical reaction equations then define what kind of reaction it is (synthesis, decomposition, single/double-replacement). Would someone be willing to check my answers, please? Thanks!! 1. c) BaO + H2O ==> ________ (synthesis...
  35. Game design

    Hey me sue could you help me please?! I would like lesson 3: wrapping up unit 1 Game design A unit 1: game design and gameplay Quiz I would like the answers to check my answers please THANKYOU, and I promise u I’m not cheating like all of the other dishonest people in the ...
  36. Spanish Check

    Hello! Can someone please help me check my answers? I really appreciate it and thanks! Directions: Rewrite the following English sentences in correct Spanish form. The verb you will just is limpiar. 1.) I cleaned the house. 2.) Has Juan cleaned the house? 3.) They cleaned the ...
  37. Math 116

    42/-6=-7 check these problem 3(c-5)= 3c-15= c= 3/15 C=5 Check this answer for me. Find decimal notation for the fraction -1/17. The decimal notation for the-1/17 is round to the nearest hundreth i get 589
  38. Math

    Q. When your doing a multiplication problem, for example 84 times 37 = 3,108, how do you check the answer without a calculator? - A. I'm kinda confused on how to check the answer, do i do 84 times 400??
  39. Mathematics

    if d sum of two numbers is 8 and their product is 15.if the answer of this equation is 3and5 find the number and check let the two numbers be xandy and you must check
  40. ged math

    Using estimating.$195 of erin's $1190 monthly check goes for a car payment. What percent of Erin's check is used for this payment?
  41. Math Check

    Hi! Can someone check my answer for this question? Thanks! Question: List the following circles in order based of their radius. List them from smallest to largest. A.) x^2+y^2-6x+8y-9=0 B.) (x-3)^2=9-(y+4)^2 C.) (y+4)^2=3-(x-3)^2 D.) (x-3)^2+(y+4)^2=1 My answers: d,b,c,a
  42. Math

    Whats a consisnent. like suppose 2,3,6,9,8 Can someone help please? Can someone help please: What are conssitent numbers in math? i need help on my math its algebra
  43. Algebra one help, please.

    Determine which lines, if any, are parrell or perpindicular linea= y=4x line B= y=-1/4x line c= y= 4x-1 I think line B and A are parrell. Am I correct? Please help me, thank you.
  44. Algebra

    please help me with this question and check my answers. Solve the problem. A rectangle with width 2x + 5 inches has an area of 2x4 + 9x3 - 12x2 - 79x - 60 square inches. Write a polynomial that represents its length. ( I don't know how to solve this problem) Use synthetic ...
  45. Math(Please check)

    State whether the expression is a polynomial. If it is, state the degree. a) 3x^2 - 7x + 2 = yes;3 b) 3x - 2/x = No c) sqrt2x^2 - 3pi = yes;2 sqrt2x + 5x = yes;1 Am I correct?
  46. chemistry

    Please check this and make sure i did it right.. How many centimeters are in 8534 millimeters? And i got 853 centimeters.. is that right? thanks!
  47. Math - derivative of f(x) (check)

    f(x)= (x^2-1)^3,is its derivative f'(x)= 6x^5 -12x^3 + 6x. Is there an alternative answer, because a computer generated answer is diff then mine. please help.
  48. Math(Please check)

    Find the derivative of f(x)=7x-19 at x=2. I think that the derivative would be 7 and theb times 2 so 14. Is this correct or would it just be 7.
  49. Trig- Check my answer Please

    Use a cofunction to write an expression equal to csc(4ð/11). Is the answer csc(4ð/11)= 1/sin(4ð/11)
  50. Trig- Check my answer Please

    Find the unit vector in the direction of <-1,-2>. Do not approximate any numbers in your answer. I get (-1/sqrt10) and (-3/sqrt10)
  51. Physics(Please check)

    Which equations are dimensionally correct? F=ma E=max X=(1/2)at^3 V=sqrt(2*fx/m) E=(1/2)mv I think that F=ma , E=(1/2)at^3, V=sqrt(2*fx/m) are correct. Would you agree?
  52. French

    Could you please check this sentence? J'habite à Paris avec ma grand-mère, mère et mon grand-père.
  53. Math

    How many factors do the number 8 and 9 have in common? I got, 8:1,2,4,8 9:1,3,9 My answer: 1 Can you please check my answer to see if I got it correct?
  54. Language arts

    Always to remember essay Can someone check my answer I need help I’ll post it if any one will help me and i read the book already I just need someone to help me check it
  55. Math Check

    Can someone check to see if I'm right? Thanks! Question: Determine if v and w are equal If v = Ray AB and w = Ray CD, where A (23, 11), B (10, 15), C (13, 15), and D (0, 11. (True or False) My answer: False
  56. Algebra Help

    Let x = log_2 1/8 Write the exponential form of the equation and solve the equation for x. Does this work? Thanks! Exponential form is 2^-3=1/8 To Check: 2^-3=1/2^3=1/8
  57. Math Help Please!!!

    Solve the equation:(x+3)/-3=(x+3)(x-1) Divide both sides by (x+3), multipy both sides by -3. I Will be happy to critique your work. will it be x=-2? no. 1=-3(x-1) 1=-3x+3 -2=-3x x= 2/3 check that.
  58. Math please check answer

    The simple interest on a $14,500 loan at 9% interest for 5 years my answer is $301.00 per month
  59. Math-Please Check Work!

    Find the image of P(5,-3)under each of the given transformations: 1. r x-axis(5,-3)? 2. Rorigin (-5,3)? 3. R90 (3,5)? 4.T 0,3 (5,0)? 5.r x-axis o T2,2 (7,1)? 6. r x-axis o r y=x (-3,-5)? 7. r y=x o r x-axis (3,5)? 8. R(2,2) o T5,-3 (12,-4)? Thank you!
  60. Calculus (please check my answer)

    Find the Avrage value of the function i=15(1-e to the power of -1/2 t) from t=0 and t=4? A.7.5 sqrt 1+4e^-2 -e^-4 <<<<not sure though B.7.5 sqrt 4-2e^-2 + e^-4 C.7.5 sqrt 4+4e^-2 - e^-4 D.7.5 sqrt 5-2e^-2 + e^-4
  61. Calculus-Solved-Please Check?

    estimate cube root of 25 by linear approximation f(x+delta(x))= f(x) + (df(x)/x) * deltax 3 + 1/3x^(-2/3) * -2 3 - 2/3x^(-2/3) 3 - (2/3* ((cube root(9))) is this right? thanks
  62. essay

    can anyone help me to check my essays for penn foster ? please!! i wrote it my penn foster returned it. if anyone anyone increase the word and edit my mistake!
  63. geometry

    check my answer please!! find the image of o(-2 -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2,-1) (-1,-6)# (4,-9) (1,-5)
  64. please check my math

    2/3 + 1/5= 13/15. Is that right or can it be Reduced? You're good to go. That is correct... and 2nd question: It can't be reduced.... Good Job!
  65. Math-- PLEASE CHECK

    234 - 145 3/4 233 4/4 -145 3/4 ___________ 88 1/4 or am I wrong? How do I solve this if I am wrong? Thank you!! you're correct
  66. math

    [(x-9)/(x^2-9)]-[(1)/(x+3)] I got (6-x)/(x+3) for answer. [(2)/(y-3)]+[£¨4£©/(3-y)] I got (-2)/(y-3) for answer. I'm not sure about the answers, please check them for me and correct me! THANKS A LOT!
  67. math

    [(x-9)/(x^2-9)]-[(1)/(x+3)] I got (6-x)/(x+3) for answer. [(2)/(y-3)]+[£¨4£©/(3-y)] I got (-2)/(y-3) for answer. I'm not sure about the answers, please check them for me and correct me! THANKS A LOT!
  68. Math(Please check)

    Find the center (h,k) and radius of the following circle. x^2 + y^2 - 6x - 2y + 1 = 0 My answer is center= (-3,-1) and radius of 1. Am I correct?
  69. 8th grade math

    7z-z can someone please check my answer for the above math question. My answer is 62 is this correct?
  70. Chemistry(Please check answer)

    2NO(g) + Br2(g) -> 2NOBr(g) What is the rate equation? My answer is k[NO]2[Br2] Is this correct? Thank you!!!!
  71. Math: Please check

    What is the simplified form of square root 48n^9? I think the answer is: 3n square root 4n^8. Thank You
  72. Algebra

    Statins are used to keep cholesterol in check and are a top selling drug in the US. The equation S-1.5x=6.4 gives the amount of sales (S) of statin in billions of dollars x years after 1998. According to this equation, how much will/did people spend on statins in the year 2008?
  73. mark check my work algebra

    a cartoonist uses the function below to calculate the net profit he earns from sellings his drawings.In the function, d represents the number of drawings he sells. N(d)= 30(d)-$500...what is domain of N(d)? is the answer all non negative real numbers?
  74. Chemistry/please check

    Calculate the amount of heat in kilojoules reased when 50 of steam at 125 C are converted to 50 grams of ice at -125 C. AHsteam = m * Cp steam * At q1= 50g * 4.184 J/g C * (125-100)C= 5.23 x 10^J q2= m * AH 50g * 5230 J/g = 2.61 x 10^5 J q3= 50g *4.184 J/g C * (100-0)C= 2.10 ...
  75. thermodyn. please check work

    What is the sign of heat(Q), Work(W), or Temperature for these following situations. Say if it's +,-, or 0. 1)You hit a nail with a hammer: +W, Q=0, T=0 2)You hold a nail over a Bunsen burner: Q=+Q, Temp:constant, W=0 3)You compress the air in a bicycle pump by pushing down on...
  76. Science

    In the UK, what is the recommended allowance for: 1) salt in a day 2) water in a day 3) fruit in a day 4) calories in a day men 5) calories in a day women 6) fat in men 7) fat in women my answers are: 1) 6g 2) 6 - 8 glasses 3) 5 4) 2550 5) 1940 6) 7) Please can you check my ...
  77. Technology

    1. What column do you put deposits in when you are balancing your checkbook? A. date B. transaction** C. debit D. credit 2. When creating a formula for balancing a checkbook, what do you subtract from the credits? A. debits B. check numbers** C. transactions D. dates 3. Why is...
  78. Genetics (plz check answer)

    Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.
  79. bio (plz check answer)

    Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.
  80. math

    2/3 over 10 equals 1.8/r solve for r. (2/3)/10 = 1.8r. First, invert and multiply the denominator; i.e.,10. (2/3)*(1/10) = 1.8/r 2/30 = 1.8/r Now cross multiply. 2r = 30*1.8 2r = 54 Now divide both sides by 2 2r/2 = 54/2 r = 27 check my thinking. check my work.
  81. Math--I need help!

    I have these two questions on my assignment. Please help me. 80 mi. = _______ km. 9 cm. = _______ m. 9cm (1m/100cm)=??? 80miles (1 km/1600m) one mile = 1.6093 km so 80 times 1.6093 = what? one cm = 1/100 m or .01 m so 9 cm = 9 times .01 = what? 9 cm = 0.09 m. 80mi.= 128.72km. ...
  82. 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 ...
  83. Math

    Please check my answer thanks :) When repaing an installment loan of $3,500 with 20 equal monthly payments of $196 each , the apr of the loan is my answer is 13.5 %
  84. anna

    There is a right triangle. the legs are x and y and the hypotenuse is 120. the angle opposite x is 58. please check my answer. x= 120 y=64 because: SIN58= x/120 COS58=y/120
  85. Math(Please check)

    1) Use the cofunction identites to evaluate the expression without the aid of a calculator. cos^2 18 degrees + cos^2 72 degrees.
  86. Science-PsyDAG

    PsyDAG, could you please check my post on that science experiment thing, if you have time. I posted it yesterday on here, but you were never on. Thanks:-)
  87. 8th grade math

    Can you please check my answer? Selena received $42 commission for selling a computer for $1400. What percent is her commission? my answer: 3%
  88. Math(Please check)

    Determine whether on not the following limit exists. If, so compute the limit. lim x->3 of sqrtx - 4 / x^3 +27 sqrt 3 - 4 / x^3 + 27 = sqrt 3 -4 / 54 Is this correct?
  89. chemistry(Please Check)

    CaCl2(aq)+Na3PO4(aq) -----------> Ca3(PO4)2(s) +NaCl(aq)4) If the “H” for this reaction is -45.5 kJ/mol, is the reaction endo- or exothermic? Exothermic
  90. science

    Please check these! Physical or Chemical properties? 1. solubility = physical 2. melting point = physical 3. reacts with water to form a gas = physical
  91. english Please check answer

    10. In a research proposal, your sources should not have the potential to answer research questions. A.) true *B.) false Thank You
  92. Calculus-Differentials-Check please?

    if the sides of a cube are measured with an error of 2% use differentials to estimate the relative error in the volume df= 3x^2 * dx df= 3x^2 * 1/50 df= 3/50*x^2 is this right?
  93. @JoJay12

    I deleted your umpteen questions because you included no answers. If you want help on a few, please post no more than five questions along with your answers. We'll check them for you.
  94. Spanish-7th grade-Please check my answers

    Could someone check these please?I had place a possessive adjective in place of el 1. El hermano de Juan y Pedro se llama Bret Answer: Su hermano se llama Bret 2.Replace los with possessive Los hermanos de Paco y Linda se llama Santiago y Jose Answer: Sus hermanos se llaman ...
  95. English

    Can you please check these other sentences I'm not sure of? Thank you. 1) After visiting the Roman findings (better ruins/remains) in Aquileia, we had a "free lunch". (we were free for lunch, we were free to have lunch where we wanted, our teachers gave us some free time for ...
  96. Algebra please explain

    A boat costs $92,000 and depreciates in value by 15% per year. How much will the boat be worth after 10 years? 18,112.45 78,200 18,941.98 69,000 Is the answer the first one? Could somebody write down the steps for me please? Thanks
  97. Algebra 2

    Can somebody please give me a short explanation (like, a very simple sentence) on how exponents and algorithms are related? I know what they are (for example:) Exponents are the inverse of logarithms and vice versa. 6^2 = 36 Log6(36) = 2 But can somebody please help me explain...
  98. MATH CHECK ANSWERS

    CHECK THESE MATH ANSWERS PLEASE 1. There are 18 boys and 12 girls in a math class.what is the ratio of girls to total students? A.18:30 B.12:30(I PICK THIS) C.30:12 D.30:18 2.which of the following ratios are equivalent to 6:9? Choose all that apply. A.3:2 B.18/27 C.30:45 D.24...
  99. MATH CHECK ANSWERS

    CHECK THESE MATH ANSWERS PLEASE 1. There are 18 boys and 12 girls in a math class.what is the ratio of girls to total students? A.18:30 B.12:30(I PICK THIS) C.30:12 D.30:18 2.which of the following ratios are equivalent to 6:9? Choose all that apply. A.3:2 B.18/27 C.30:45 D.24...
  100. previous post

    has anyone read my 4 previous posts? I really need someone to check my answers. Please be patient, Erin. Our advanced math teachers are not online right now, it seems. =)
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