Solve by the elimination method. 5x-15y=2 and 5x-15y =3 Is there a solution of an ordered pair? Are the infinitely many solutions? or is there no solution? I got that there is no solution.

56,080 results
  1. math help me pls

    1. Find the like terms in the expression y + 1.2y + 1.2z. (1 point)y and 1.2y 1.2y and 1.2z y and 1.2z y, 1.2y, and 1.2z 2. Simplify 2 + 17x – 5x + 9. (1 point)19x + 4 12x + 11 22x + 11 15x – 4 3. Simplify 3(5y + 6) – 4. (1 point)11y + 14 11y + 18

  2. MATH

    find the like terms in the expression y+ 1.2y + 1.2z. A y and 1.2y B 1.2y and 1.2z C y and 1.2z D y,1.2y, and 1.2z Simplify 2 + 17x - 5x + 9 A 19x + 4 B 12x + 11 C 22x + 11 D 15x - 4 simplify 3(5y+6)-4 A 11y + 14 B 11y + 18 C 15y + 14 D 15y + 2 Factor 81 -

  3. math

    Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions x-y=4 3x-5=2

  4. algebra

    use the elimination method to solve the system of equations. Choose the correct ordered pair. 2x+4y=16 2x-4y=0 A.(4,2) B.(2,4) C.(2,-4) D.(4,-2)

  5. Linear Programming - The Graphical Method

    Solve the linear programming programming by graphing and then determining which vertex minimizes the objective function G=4x+3y . {5x+15y≥15 {5x+5y≥35 {x≥0 {y≥0 x = y = What is the minimum value? G=

  6. math

    Lana uses factoring by grouping to factor the polynomial 8x2y−10xy2+12x−15y. Her work is shown below, but the last two lines of work are missing. 8x2y−10xy2+12x−15y (8x2y−10xy2)+(12x−15y) __[blank 1]__ __[blank 2]__ Select one statement for

  7. math

    Solve the system of equations by elimination. Express the solution as an ordered pair. −5x−2y=−12 3x+2y=8

  8. Math

    The Power of a Power Rule Simplify. All variables represent nonzero real numbers. -5y^4(y^5)^2 / 15y^7(y^2)^3 I got: -5y^40 / 15y^42 Is this correct?

  9. math (am i correct)

    solve by elimination method. 2x+3y=4 4x+6y=8 is the answer -3/2y+2 they want it as an ordered pair

  10. GeometryHelp

    Rs=8y+4 ST=4y+8 RT=15y-9 A. What is the value of y. B. What is Rs, ST, RT

  11. Algebra

    Solve by substitution or elimination method: 4x – 5y = 14 -12x + 15y = -42 when i try this solution i end up cancelling out the whole problem. can someone please help me!

  12. Algebra 1

    sqrt 15y * 3 sqrt 81y Simplify the radical expression My answer is 27 sqrt 15y^2

  13. math

    Please solve the system with the elimination method. Explain each step as it is performed. 5y = x 2x - 3y = 7 Would the elimination method have been your first choice to solve this problem?

  14. Math115

    Solve by the elimination method. 5x-15y=2 and 5x-15y =3 Is there a solution of an ordered pair? Are the infinitely many solutions? or is there no solution? I got that there is no solution.

  15. math

    use either substitution or elimination to solve 8x+15y=13 2x-5y=-1

  16. Algebra

    Checking a few answers to some algebra problems: 1.Find the slope of the line that passes through the points (-4,1) and (3,5). I got m = 5-1 / 3-(4) Answer is m = 4/7 2.Find the equation, in slope-intercept form, of the line that passes through the points

  17. 8th Grade Algebra- Answer Check

    Solve each system of equations, give the solution and state whether there are no solutions or many solutions. 1 )3x + 8y = 1 7x + 4y = 17 Answer: (3,1) 2) -3x + 5y = -7 9x + 2y = 38 Answer: (4,1) 3) 7r + 3s = 13 14r - 15s = -16 Answer: (1,2) 4) 2x - 7y =

  18. math

    Which equation shows the correct use of power of products property? a) (2x^5y^2)^3 = 6x5y^2 b) (2x^5y^2)^3 = 6x^15y^6 c) (2x^5y^2)^3 = 8x^8y^5 d) (2x^5y^2)^3 = 8x^15y^6

  19. Math

    Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is "no solution" or "infinitely many solutions" and state how you arrived

  20. Algebra

    Solving system of linear equations by using the apropiate method name the method and the x,y coordinates 1)X=4y+8 2x-8y=-3 2)3x-7y=6 elimination method 2x+7y=4 (2,0) 3)5x-2y=12 elimination method 3x-2y=-2 (7,23/2) 4)9x-8y=42 elimination method 4x+8y=-16

  21. Algebra

    Solve by the elimination method. 5r-7s=-37 7r+5s=37 What is the solution of the system? Type an ordered pair.

  22. math,algebra II

    I need someone to explain to me step by step the process of this problem its in my book as an example but i am not understanding it. Ive researched the explanation of the ECHELON METHOD...BUt i am not seeingit...this is the problem that they have: Use the

  23. math

    1. Find the like terms in the expression y + 1.2y + 1.2z. (1 point) A.y and 1.2y B.1.2y and 1.2z C.y and 1.2z D.y, 1.2y, and 1.2z 2. Simplify 2 + 17x – 5x + 9. (1 point) A.19x + 4 B.12x + 11 C.22x + 11 D.15x – 4 3. Simplify 3(5y + 6) – 4. (1 point)

  24. Math

    Solve by the elimination method. 4x +5y=1 8x +10y=2 What is the solution of the system? N Type an ordered pair. Type an integer or a fraction. Type N if there is no solution. Type I if there are infinitely many solutions.

  25. grade 9 math slope equations

    solve and comparison: a)4x-9y=4 6x+15y=-13 im so lost!!!!!

  26. MATH

    Solve this system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions 2x-y=0 3x+y=5

  27. math

    solve by elimination method 7x+15y=32 x-3y=20

  28. Math

    I need help! I am confused! Algebra solve using substitution or elimination.10x-15y=10 4x+6y=0

  29. Math 7

    Find the like term in the expression y+1.2y+1.2z y and 1.2y 1.2y and 1.2z y and 1.2z y, 1.2y, and 1.2z Simplify 2 + 17x - 5x + 9 19x + 4 12x + 11 *** 22x + 11 15x + 4 Simplify 3(5y + 6) - 4 11y + 14 11y +18 15y + 14 *** 15y + 2 Factor 81 - 27p 9(9 - 3p)

  30. algebra

    Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is "no solution" or "infinitely many solutions" and state how you arrived

  31. math

    Solve this system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions 3a+5b=-19 5a-27b=145

  32. algebra

    solve by elimination method to find an ordered pair. 7x-y=27 x+9y=77

  33. math

    4x-8y=5 4x-8=6 solve by the elimination method type an ordered pait, integer or fraction

  34. algebra

    How do I solve this with the elimination method? 5x-10y=4 5x-10y=5 I need x=, and y= to get an ordered pair, but every time I mult. by a neg, everything goes away instead of just one variable! please help!

  35. math

    1. Solve for the indicated letter D=4e, for e The solution is e= 2. G(x) = 6/(6-5x) Choose the correct domain below {x|x is a real number and x ≠0} {x|x is a real number and x≠6/5} {x|x is a real number and x≥6/5} {x|x is a real number and x ≠6} 3.

  36. Math (Help) thx!

    Solve the system using elimination. −7x + 15y = 95 7x − 15y = 115 A. (7,935) B. (935,7) C. (15,1313) D. no solution

  37. math help me plz

    elimination method 1> 7x+15y=32 x-3y=20

  38. algebra

    Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. 3x – 15y = -12 3x + 24y = -12

  39. math

    Solve using the substitution method. Sh 3x + 24y = 24, 27x – 15y = -15 .

  40. math

    use the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this 3x + 24y = 24s,27x – 15y = -15 .

  41. Algebra/no response yesterday

    I have a few problems I need you to take a look at and tell me if I arrived at the right answer. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6,

  42. math

    how do you solve 9y^18/15y^2

  43. math

    Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions. x-3y=5 2x-6y=10

  44. Algebra

    Identify the solution(s) of the system of equations, if any. x+5y=5 2x-15y=0

  45. Math

    Solve for y x-2y/5=3(y+2)/4 +3 This is what I did and I don't know if it's right or what to do next. Find the Lcd which is 20. I get: 4x-8y=15y+30=60 I don't know what to do from here. I'm so confused.

  46. Algebra

    Solve by the elimination method 2r-5s=1 5r+2s=46 The solution is _______, or there are infinitely many solutions, or there is no solution

  47. math

    15y

  48. algebra

    I need help with these problem someone told me that you was not helping them. Please help me!! 5/4x +1/8x=11/8 +x The solution is x= Solve by the elimination method. 4x +5y=5 8x +10y=10 What is the solution of the system.

  49. Math - hw check

    The admission fee for student is $8 and the admission fee for Adult is $15. In one hour, 12 adults and students enter the museum and a Total of $131 in admission was paid. Write a linear system to model this problem and solve this problem graphically.

  50. Math

    Solving ya Systems of Equations by elimination -14x+15y=3 21x-20y=-10 The LCM is 42 so I am able to get (-14x +15y=15)3 = -42x+45=45 (21x-20y=-10)2 = 42x-40y=-20 y =7 but when I plug it in to try and figure out x I do not get a whole number, can you help?

  51. algebra 2

    Solve the system by the addition method x+3y=-2 5x+15y=-10

  52. Math

    Solve by Substitution method. 15x-20y=-7 15y=4+5x

  53. math

    Maximize P = 4x + 20y subject to these constraints: 2x + 15y ≤ 700 5x + 10y ≤ 1150 5x + 5y ≤ 1000 4x + 15y ≤ 980 x ≥ 0, y ≥ 0 Maximum value for P = ?. This value of P occurs when x = ? and y = ? If u1, u2, u3, and u4 represent the slack

  54. Algebra

    Can you please advise if I worked this problem correctly: 11 + x = -15y 2x - 5y = 48 15y = 11+x y = .73 + 15x 2x (.73 + 15X) - 48 2x -3.65 -75x = 48 -73x - 3.65 = 48 x = 51.65 x = -.70

  55. Math help

    How would you solve these systems by elimination? I'm in desperate need of help! 1. -35x-15y=0 -56x+24y=0 2. -56x+72y=-16 -49x+63y=-14

  56. algebra

    solve by elimination method what is the solution of the system? 0.3x-0.2y=4 0.5x+0.3y=1 solution?___ type in ordered pair there are infinitely many solutions___ no solution?

  57. MATH

    find the like terms in the expression y+ 1.2y + 1.2z. A y and 1.2y B 1.2y and 1.2z C y and 1.2z D y,1.2y, and 1.2z Simplify 2 + 17x - 5x + 9 A 19x + 4 B 12x + 11 C 22x + 11 D 15x - 4 simplify 3(5y+6)-4 A 11y + 14 B 11y + 18 C 15y + 14 D 15y + 2 Factor 81 -

  58. quick question regarding equations

    I know there are methods out there but what do you think is the best or easiest method(s) of solving a system of equations. Depends on the coefficients of the equation. If in one of the equations I can solve for one of the variables without having to

  59. algebra

    I have a few problems I need you to take a look at and tell me if I arrived at the right answer. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6,

  60. Math/Check

    I have a few problems I need you to take a look at and tell me if I arrived at the right answer. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6,

  61. math

    let line A be the graph of the equation x+7y = 3 and let line B be given by the equation 2x + 15y = 6. Use an augmented matrix to determine if the two lines meet and if so at which point. Graph the two lines and indicate their meeting point if it exists.

  62. Algebra Multiple Choice

    Hello, This is the last of questions I have for my practice assignment. Again I will put what I got. Thanks for your help. 1.) Solve the system using substitution. Write answer as an ordered pair. 4x+2y=8 -5x-2=y A.) First equation (-2,8) B.) Second

  63. 9th grade

    solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!

  64. algebra 1

    Solve this system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions. 5x=y=15 3x+2y=9

  65. math (am i correct)

    solve by elimination method. 2x+3y=4 4x+6y=8 is the answer -3/2y+2 they want it as an ordered pair

  66. Algebra 1

    bobpursey, In this problem you helped me with earlier: Solve using any appropriate method. y = 2× - 5, y = ½× + 1 Substitution, substitute for y. 2×-5=½ × + 1 3/2 x=6 x=4 y= 2*4-5=3 How did you choose which method you were going to use between

  67. Math 2

    You should make two selections from the list below. Which two of the four equations represents parallel lines? 2x - 3y = -10 6x - 9y = 15 3x + 2y = 10 9x + 6y = 30 i think it's the second one Parallel lines have the same slope. Rework your equations to be

  68. mATH, ALGEBRA

    i need help solving the system by addition. 5x-7y=5 x+3y=1 this is what i think but i am not sure 3y=-x+1 y= -(1/3)x+(1/3) 5x - 7 (-1/3x + 1/3) = 5 5x+2.3333331x-2.3333331=5 7.3333331x-2.3333331=5 7.3333331x=7.3333331 x=1 x+3y=1 1+3y=1 3y=1-1 3y=0 y=0 so

  69. Algebra

    Please check and see if my answer are correct 1). 24v^2w^5x^8-20v^7w^9= -4v^2w^5(5v^5w^4-6x^8) 2). 81-25z^2= (5z+9)(9-5z) 3). 5y^3-7y^2-15y+21=(y^2-3)(5y-7) 4). x^2+4x-12= (x+6)(x-2) 5). 3x^2-26x+16= (x-8)(3x-2) 6).4v^6+6v^5-18v^4= 2v^4(2v-3)(v+3) 7).

  70. Elimination method

    Solve by the elimination method. Is there a solution? 2r-5s= -11 5r+2s= 16

  71. Math

    solve by the elimination method 5u+3v=-17, 2u+v=-7 would there be a solution or not?

  72. math elimination method

    elimination method really confuses me. solve by elimination method 5r -3s = 17 3r + 5s =17 A. solution is ______ (ordered pair, integer or fraction) B. Infinitely many C. No Solution

  73. intermediate algebra

    Solve uing the subtitution method. Show your work. If the system has no solution or an infinite number of solutions, stat this,3x-15y=-12 3x+24y=-12

  74. Math

    Which equation shows the correct use of the Power of Products Property? A. (2x^5y^2)^3=6x^5y^2 B. (2x^5y^2)^3=6x^15y^6 C. (2x^5y^2)^3=8x^8y^5 D. (2x^5y^2)^3=8x^15y^6 Is it A?

  75. MATH

    Which equation shows the correct use of power of products property? a) (2x^5y^2)^3 = 6x5y^2 b) (2x^5y^2)^3 = 6x^15y^6 c) (2x^5y^2)^3 = 8x^8y^5 d) (2x^5y^2)^3 = 8x^15y^6 Is it D? I am very counfused

  76. Math

    Solve simultaneously for the two equations for x and y 5x(cos 45) + 15y(cos 30) = 2,000 5x(sin45) - 15y(sin 30) = 0 I tried adding these two eqn. to elimate y and solve for x by adding [5 x cos 45] and [5 x sin 45] but the value for x is too high. Would I

  77. College

    The Power of a Power Rule Simplify. All variables represent nonzero real numbers. -5y^4(y^5)^2 / 15y^7(y^2)^3 I got: -5y^40 / 15y^42 Is this correct?

  78. math

    Maximize P = 4x + 20y subject to these constraints: 2x + 15y ≤ 700 5x + 10y ≤ 1150 5x + 5y ≤ 1000 4x + 15y ≤ 980 x ≥ 0, y ≥ 0 Maximum value for P = ?. This value of P occurs when x = ? and y = ? If u1, u2, u3, and u4 represent the slack

  79. algebra help needed

    5(x+y)-(x+y) 5X+15Y-X+Y answer 6x-15y Us this correct

  80. Algebra

    using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. 3x + 24y = 24 27x – 15y = -15

  81. Quick math help

    Can someone please check my math Hw? Thank you!! Solve each system by elimination. 1. 8x+7y=-1 -9x-7y=2 I got (-1,1) 2. 4x+3y=1 -4x-7y=-13 I got (2,-2) 3. -7x-6y=-21 -x-6y=-3 I got (3,0) 4. -2x+3y=-16 -2x-5y=-16 I got (8,0) 5. -7x+2y=13 -14x+4=26 I got

  82. Algebra....HELP!!

    Use the elimination method to solve the system of equations a + 6b =4 a + 3b = -2 What is the solution in an ordered pair?

  83. Algebra

    I have a few problems I need you to take a look at and tell me if I arrived at the right answer. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6,

  84. Algebra/math

    I have a few problems I need you to take a look at and tell me if I arrived at the right answer. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6,

  85. Algebra

    Solve the following system of equations by the elimination method. 1/3x+1/4y=7 1/3x-3/4y=-9 a)The solution is___?(Type an ordered pair. Use integers or fractions for any numbers in the expression) b)Infinitely many solutions c)No solution

  86. math1

    10x+15y=20 -9x-15y=-21

  87. math

    can someone please help me with this elimination methods problem? 0.05x+0.25y=11 0.15x+0.05y=12 solve using the elimination method and give the ordered pair...

  88. algebra

    I just need a quick check before I hand in my work if you would...Thanks. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6, 4)…Is this correct?

  89. math

    Ms. Banyas bought adult tickets and children’s tickets to a lacrosse game. She spent a total of $145. The equation that follows describes the relationship between and : 25x + 15y = 145 The ordered pair (4,3) is a solution to the equation. What does the

  90. algebra

    solve by the elimination method 3r - 7s =-29 7r + 3s = 29 What is the solution of the system? Type an ordered pair. Type an interger or a fraction or type N if there is no solution or type 1 if there are infinitely many solutions.

  91. math 10 slopes eqaution!!! HELP! please

    solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!

  92. Math

    Solve the system of two equations 2y=8 and 15y=2x-4

  93. math algebra

    Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions. -a+b=-4 2a-3b=-2

  94. Algebra 116

    I need help with these algebra problems please. 1.Solve by using the substitution method. a. 8x - 3y =-61 7x + 68 = y What is the solution system _____? b. 4m + n =27 m - 2n = 9 What is the solution system_______? c. 8x + 9y = -15 -6x + y = 19 What is the

  95. math

    Identify the solution(s) of the system of equations, if any. x + 5y = 6 6x - 15y = 18

  96. Pre Calc

    How to solve the equation: 36x-15y+50z=-10 2x+25y=40 54x-5y+30z=-160

  97. math

    15y^7/5y^4

  98. math

    2y^2+15y+7

  99. algebra

    15y-21=3(5y-7)

  100. algebra

    Need some one check my homework. Evaluate 3p/q when p=2 and q=6. Answer:1 Use < > or = for __ to write a true sentence: 0.001 __ 0.0010 Answer:< Question 3 Evaluate -3/8 - 5/8. Answer:7 Question 4 Evaluate: 84 + (-99) + 44 - (-18) - 43 = Answer:4 Question

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