Ask Question
22 July, 23:51

10x + 9y = - 17

10x - 2y = 16

what is the solution

+1
Answers (1)
  1. 23 July, 02:15
    0
    x = 1 and y = - 3

    Step-by-step explanation:

    Subtract eqn 1 from eqn 2

    11y = - 33

    y = - 3

    Substituting y into eqn 2 ...

    10x - 2 (-3) = 16

    10x + 6 = 16

    10x = 10

    x = 1
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “10x + 9y = - 17 10x - 2y = 16 what is the solution ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers