130k views
2 votes
-5x+y=19 x-7y=3 (-4, -1)

User CCob
by
6.3k points

1 Answer

1 vote


- 5x + y = 19 \\ x - 7y = 3 \\ - - - - - - - \\ - 5x + y = 19 \\ 5x - 35y = 15 \\ - - - - - - - \\ - 34y = 34 \\ y = - 1 \\ - - - - - - - \\ x - 7y = 3 \\ x + 7 = 3 \\ x = - 4
User Hardik Gupta
by
6.1k points