1. Math

    Rewrite equation to solve for t: I=1.5-1.5(10^(-0.03t))

    asked by Reina on March 18, 2012
  2. Chemistry

    What is the complete chemical equation? Al(s) + Cu(CH3COO)2(aq) -> ?

    asked by Zoe on March 18, 2012
  3. math

    wats the positive root of the equation x^-3x=10?

    asked by tanya on February 15, 2012
  4. Mathhhhh helpppp

    Which ordered pair is a solution of the equation y=x-4? a. (2,6) b. (6,2) c. (-2,6) d. (3,1)

    asked by Haley on November 16, 2017
  5. Math

    Rewrite equation to solve for t: I=1.5-1.5(10^(-0.03t))

    asked by Reina on March 18, 2012
  6. Math

    Determine the equation of the quadraticcc function f(x)=ax^2-6x-7 if f(2)=3

    asked by Kestrel on October 21, 2011
  7. math b

    solve each system of equation algebraically: x2+y2=18 x+y=4

    asked by jojo on March 5, 2009
  8. algebra

    Use the intercepts to graph the equation. 4x-12=3y could someone help me with this problem .

    asked by Elaine on March 5, 2009
  9. math

    2/27(x-3)√((x^2-6x+23)/y)rearrange the equation to make y the subject

    asked by alan on May 25, 2011
  10. Calculus I'm really confused

    solve the differential equation dy/dx=y^2/x^3 for y=f(x) with condition y(1)=1.

    asked by Ke$ha on May 9, 2017
  11. math

    what is the value of y- coordinate of the solution to the system of equation x + 2y = 9 and x- y= 5

    asked by anthony on January 28, 2010
  12. dps

    how to find a (x1^3n+x2^3n) if x1 and x2 are the root of quadratic equation x^2+x+1

    asked by vikash on April 15, 2010
  13. Math graphing

    what is the vertex for the equation y = x2 – 4 and how did do find the answer

    asked by Anonymous on April 11, 2011
  14. maths(Differential Equation)

    Solve the differential equation below (Y + y^3/3 + x^2/2)dx + 1/4(1 + y^2)xdy=0

    asked by BEN on March 3, 2016
  15. chemistry

    balance the equation: Io^3 + I yield H2O + I^2

    asked by faith on March 13, 2012
  16. math

    Use factoring to solve each equation: 49t^2=25 How would u do this? Thank You

    asked by Carly on April 9, 2010
  17. Math

    I need help with this equation, but Can you also explain to me how you would get this answer? 5/13t = -9

    asked by HELP PLEASE!!! on October 21, 2017
  18. algebra

    what is the effect on the graph of the equation 6x+3y=12 if 12 is changed to 36?

    asked by payton on April 14, 2011
  19. math

    find unknown number in the following equation 9/10 - x +1/5 what is x

    asked by bob on January 21, 2015
  20. Math

    Which ordered pair is a solution of the equation: y= -9x + 4 A (10,-86) B (-4,-58) C (6,-41) D (-6, 57)

    asked by HELP PLEASE!!! on October 19, 2017
  21. Math

    Graph each equation by making a table

    asked by Fatami on May 17, 2017
  22. Algebra 2

    Find the equation of the parabola that goes through the given points. (1,2) (0,5) (-1,14)

    asked by Peter on January 14, 2012
  23. Algebra

    HELP PLEASE!!!!! How do I Use the distributive property to help you solve the equation. 8(w-4)=-32.

    asked by A.W. on March 20, 2009
  24. math

    Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1

    asked by Ali on January 22, 2016
  25. math

    Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1=5

    asked by Ali on January 22, 2016
  26. Algebra

    Is the equation true, false or open 4y+8=6y+3

    asked by Rose on October 18, 2017
  27. math

    which of the following is not linear equation in two variable? A)px +9y +c=0 b)9xsqure+bx+c=0 c)3x+2y=5

    asked by anita gurung on August 2, 2013
  28. ALGEBRA

    determine the nature of the solutions of the equation x^2 - 20 = 0

    asked by GGIFT on April 6, 2010
  29. MATH

    Which equation describes a linear function? A. y = 3x^2 + 2x - 1 B. y + 9/11 x + 14/15 C. y = _/x + x - 15 D. y = x^-1 + 3.25

    asked by Help on March 4, 2016
  30. ALgerbra 2

    I need to factor this equation completely. CAn someone help me please. 2x^4 + 16x

    asked by Greagory on March 15, 2009
  31. calculus

    solve the following differential equation: y' + (y)tanh(x) - 2e^x = 0

    asked by Christine on May 7, 2008
  32. Vectors/Calc

    Find values of a, b, and c which satisfies the following equation: a(2,1,0) + b(-3,4,5) + c(2,0,3)= (-4,10,7)

    asked by Anonymous on May 23, 2011
  33. algebra

    I'm stuck, what would be two inputs for this nonlinear equation? f(x) = x³ - 7 x = -2 x = 2

    asked by C on May 6, 2008
  34. Math

    equation best describes exponential decay a. y=a.b(x) with o

    asked by Julie on May 16, 2013
  35. algebra

    Can someone simplify this equation: -6(5-2z)+5z=8z-3(16-3z) Please help, show all your work.

    asked by Cheryl on October 19, 2011
  36. algebra

    I'm stuck, what would be two inputs for this linear equation? f(x) = x³ - 7 x = -2 x = 2

    asked by C on May 6, 2008
  37. math

    Which ordered pair is a solution to the equation y = 13 ‒ x?

    asked by james on October 25, 2017
  38. grade 9 math

    Can someone please help me solve this equation. And please explain how to break this down. 4b-6+b-9= 0

    asked by brooke on April 12, 2011
  39. ALGEBRA 2

    Which equation shows r = cn + cm correctly solved for m?

    asked by KELR on January 12, 2012
  40. Math

    5d^3-80d=0 Please help me solve this equation by factoring.

    asked by Gaby on April 12, 2010
  41. math

    which inverse variation equation that relates to x and y x y 3

    asked by Julie on May 16, 2013
  42. Algebra 2

    solve the equation : 5x-2(3-x)=-(4-x) show how you got the answer!!!

    asked by Shaka on September 7, 2012
  43. math

    which inverse variation equation that relates to x and y x y a. y+3x 3 1 b. y= 1/3 (3) 5 3/5 c. y=3/x 6 1/2 d. y=1/3x 8 3/8

    asked by Julie on May 16, 2013
  44. ap calc

    If f(x)= (2x+7)^(1/2), where F'(X)=f(x) and F(1)=7, then F(x)=? I know I need to use integration but I do not know how to take the anti derivative of the equation

    asked by Anonymous on January 19, 2015
  45. Math

    y = -6 when x = -2 y varie directly with x. what equation relates x and y? x/y = -2/-6

    asked by Jasmine on June 3, 2007
  46. Math

    Solve the equation cos3x=1^2 where x is radian

    asked by Anonymous on November 12, 2012
  47. Math

    Where does the equation cross the y-axis Y=1.25x+37

    asked by Anonymous on May 6, 2013
  48. Chemistry

    Calculate Delta H for the following equation: Zn(s) + 2H+(aq) = Zn2+(aq) + H2(g)

    asked by Paula on November 28, 2014
  49. MAth(algebra)

    7/2x - 5/x = 5 solve the equation check your answer

    asked by Jennifer on February 25, 2012
  50. Mathematics

    Which equation has (2,-1) as a solution. Y=2x - 1•• Y=x + 3 Y=x - 3 Y=-2x+1 Check my answer

    asked by Tula on April 1, 2016
  51. maths

    solve this equation. log (2x + 1) base 2 = -3

    asked by Shane on May 8, 2013
  52. intermidate algebra

    solve equation(rational expression) 3/10=5/x 3x=50 x=50/3 x=16 2/3 is this right.

    asked by Keaton on May 18, 2010
  53. math

    what does z equal in the equation 3z minus z equals 24

    asked by megan on February 25, 2012
  54. algebra 1

    An equation is not a function if even one x value produces ____ corresponding y value(s). a. one b. less than one c. more than one d. zero for a Is it A?

    asked by Toni on May 18, 2010
  55. Algebra

    Solve the following equation: 9z^2+34=36z The solutions are:

    asked by Tony on October 26, 2016
  56. Agerbra 1

    What is the value of x in the solution to system of linear equation. A.-1 B.8 C.7.5 -4x+3y=-3 5x-3y=40.5

    asked by Angela on December 17, 2017
  57. Physics

    How can one solve this equation for t? Y = 1.3 + 18.8 t - (g/2) t^2 = 0 (Assume g = 9.8 m/s^2, the value on Earth)

    asked by Anonymous on January 21, 2012
  58. Algebra

    Solve the equation, if possible(answer or no solution); n-10=5/6n-7-1/3n

    asked by Anonymous on September 15, 2013
  59. algebra

    What is the equation for the axis of symmetry in the function? y = -2x^2 + 5x - 4

    asked by tracy on October 24, 2011
  60. Math

    How do you do this question? I am not sure if this right. 1. solve rational equation A) (x+3)/(x-1)=2x+1 x+3=(2x+1)(x-1) x+3=2x^2 - 2x + x - 1 ??

    asked by Jake on January 9, 2012
  61. algebra

    how to you solve polynomial equation by factoring x^3 + 3x^2 - 9x = 27

    asked by john on December 3, 2014
  62. algebra

    7x-8y=1 5x+37=y sub the second equation into the first: 7x - 8(5x+37) = 1 expand, simplify and solve

    asked by gabe on April 24, 2007
  63. Math - Logarithm

    Solve the following equation. Please show all of your work. 5 ln 2x = 10

    asked by Armando on June 5, 2011
  64. Math

    What is the first step in solving the equation 3/4 divided by 2/3

    asked by Amy on November 26, 2014
  65. stats

    What does the best estimate mean after doing the liner regression equation

    asked by Anonymous on May 6, 2013
  66. Stats help

    What does the best estimate mean after doing the liner regression equation

    asked by Anonymous on May 7, 2013
  67. Calculus

    Find the arc length given the equation y=(x^4/8)+(1/4x^2) [1,3]

    asked by Cody on January 25, 2013
  68. Calculus

    Find the arc length given the equation y=(x^4/8)+(1/4x^2) [1,3]

    asked by Cody on January 25, 2013
  69. Algebra

    Rewrite the equation 2x+4y+2=3y+5 in general form. A.2x+y-3=0 C.2x+y=3 B.y=-2x+3 D.2x+7y+7=0

    asked by denaa on August 22, 2012
  70. math/trigonometry

    solve this equation by completing the square. x^2+4x-21=0

    asked by Sally on May 23, 2010
  71. Maths

    Can you pliz help me solve the following simultaneous equation 3x-y=2 and 3y+9x=4

    asked by Smangele Phakathi on September 20, 2013
  72. Math

    Which equation is not equivalent to A = 1/2bh 2A=bh h=2A/b 2b=A/h b=2A/h I think it is 2b=A/h. Is this correct?

    asked by Jane on January 7, 2012
  73. Algebra

    What is an non linear equation? Can you please show me an example.? This is all confusing to me.

    asked by A.W. on February 17, 2009
  74. algebra

    Solve the following equation. can you show the steps so I know how to do them? x over x+3 + 2 over 5 = 0

    asked by tracy on October 25, 2011
  75. Maths - calculus

    equation for the hyperbola which has vertices (0;9) and asymptotes y= 18/5 x

    asked by candice on April 3, 2016
  76. maths

    Equation for the hyperbola which has a vertices of (0;+_9) and asymtotes = y= +-18/5

    asked by candice on April 3, 2016
  77. Math

    The equation of a circle A(x^2+y^2)+Bx+Cy+9=0 that passes through (1,0), (2,-1) and (8,7). Find B. Thanks!

    asked by Vonne on August 23, 2012
  78. algebra

    5/y-3=y+7/2y-6+1= an equation with extraneou solution. I need help with this problem

    asked by angelia on May 20, 2010
  79. Science

    How do I balance a combustion equation? (PLEASE TELL ME ANY SHORTCUTS)

    asked by Matt on November 16, 2012
  80. Algebra; MAJOR HELP

    Solve the equation. Provide an explanation please. s^2-7s+14=2

    asked by Ari on February 26, 2012
  81. Math

    How do you solve this equation? 1.5x10^-9=(x^2)/(.858-x)

    asked by Sam on June 1, 2009
  82. algr.2

    solve for the equation or formula for the specified variable x+y-a=b,for y over Z

    asked by hannah on August 29, 2012
  83. algebra

    Could someone please verify if this rational equation is undefined? I think that it is: w/2 - 2/w = 0

    asked by sam on January 25, 2010
  84. MATH

    solve for the equation or formula for the specified variable x+y-a=b,for y over Z

    asked by JACOB on August 29, 2012
  85. algebra

    I am not sure how to solve this equation 49x-y=558

    asked by kyle on January 25, 2010
  86. algebra

    who do i solve this equation 49x-y=558

    asked by kyle on January 25, 2010
  87. math

    how do you solve that pair of simultaneous equation^2=4-y x=y+3?

    asked by Cathrine on January 25, 2010
  88. math

    how do you solve that pair of simultaneous equation^2=4-y x=y+3?

    asked by Cathrine on January 25, 2010
  89. Math

    Find the y- and x-intercepts for the equation. I have an idea what it might be, but want to be sure. I would appreciate the help! Thanks! f(x) = - 3 - 7x

    asked by Meagen on March 1, 2009
  90. Chemistry

    KOH + KHP --- balanced equation???

    asked by Steve on March 2, 2009
  91. math

    how do you solve that pair of simultaneous equation^2=4-y x=y+3?

    asked by Cathrine on January 25, 2010
  92. Functions - Math - 8

    x: 2 | 4 | 6 y: 1 | 0 | -1 Please show me how to find the rule, thanks. such as... y= *equation*

    asked by L0vely on May 14, 2013
  93. math i need help please

    solve the equation 13a=65 a.845 b.30 c.5 d.15

    asked by makeeda on January 25, 2010
  94. Chemistry

    H2O2 → H2O + O2 is this a balanced equation?

    asked by Person on December 2, 2017
  95. Alg1 / 2

    solve the equation & check your solution

    asked by Math on August 31, 2012
  96. Callahan

    find equation of tangent common to x^2-(y^2)/3=1 and y^2=8x.

    asked by Marcos on January 19, 2016
  97. maths

    solve the following systems of equation 5x+3y+z=-34 x-3y+2z=13 14x-2y+3z=-53

    asked by Anonymous on May 3, 2015
  98. Algebra

    Which value of x is the solution of the equation 1/7 + 2x/3 = (15x-3)/(21) ? (Those are fractions) (1) 6 (2) 0 (3) 4/13 (4) 6/29

    asked by Tibby on January 30, 2013
  99. College Algebra

    Use the quadratic formula to solve the equation: 2x^2=-5x-7

    asked by Keonn'a on May 3, 2017
  100. Chemistry

    What is the chemical equation for AgNO3 + NaCI?

    asked by Tia on February 27, 2012

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