intermediate algebra

posted by .

Solve using the elimination method. Show all work. If the system has no solution or an infinite number of solutions, state this.
3x+7y=77
-2x+7y=42

  • intermediate algebra -

    Subtract the second equation from the first.

    5x = 35

    You do the rest

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Intermediate Algebra (Math)

    HELP PLEASE, Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -2x Ð 8y = 22 -6x Ð y = 20 At first I tried to multiply by 8 but that did not work.
  2. Intermediate Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -7x Ð 5y = 1.5 -5x Ð 4y = 4.5
  3. Algebra (Intermediate)

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 9x + 6y = 60 -27x Ð 18y = -180
  4. Intermediate Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 10x + 7y = -120.5 -20x – 14y = 241
  5. algebra

    solve using the elimination method. show your work. if the system has no solution or an infinite number of solutions, state this x+y=10 x-y=2
  6. intermediate algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions,state this. 3x+7y=77 -2x+7y=42
  7. algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -8x – 2y = -28 -3x + 5y = 47
  8. Intermediate Algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 14x + 18y = -54,-4x – 14y = 42
  9. algebra

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x-6y=2 -8x+6y=-26
  10. algebra

    Solve using the elimination method. Show your work. If the system has not solution or an infinite number of solutions, state this. -2x-8y=-42 -4x+6y=-18

More Similar Questions