College Algebra

posted by .

Solve system by method of elimination
0.07x + 0.02y =-0.07
0.08x - 0.06y = 0.07

  • College Algebra -

    .21x + .06y = -.21
    .08x - .06y = .07

    add the equations to eliminate y:

    .29x = -.14
    ...

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. 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 …
  2. college

    solve by the elimination method 4x+8y=8 -4x+y=10 What is the solution of the system?
  3. algebra

    Money is invested at two rates of interest. One rate is 8% and the other is 2%. If there is $1000 more invested at 8% than at 2%. Find the amount invested at each rate if the annual interest from both investments is $310. Let x amount …
  4. math

    Money is invested at two rates of interest. One rate is 8% and the other is 2%. If there is $1000 more invested at 8% than at 2%. Find the amount invested at each rate if the annual interest from both investments is $310. Let x amount …
  5. College Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -7x – y = -30 4x + y = 21
  6. College Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 11x + 8y = 103 22x – 7y = 68
  7. algebra - college

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 11x + 8y = 103 22x – 7y = 68
  8. College Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. <P-3x + 6y = -3 -6x + 4y = -10
  9. Algebra/Elimination method

    Solve using the elimination method. If the system has no solution or an infinite number of solutions, state this. -27x - 18y = -180 9x + 6y = 60
  10. 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?

More Similar Questions