Question

Determining the Solution

Answer 1

Answer:

(-2,  3).

Step-by-step explanation:

x + 3y = 7

2x + 4y = 8

1 .   x = 7 - 3y.

2.  2(7 - 3y) + 4y = 8

3.  14 - 6y + 4y = 8

   -2y = -6

    y = 3

4.  Substitute y in the second equation:

    2x + 4(3) = 8

    2x = -14

      x = -2..