Question

1. 7x − y = 15
3x − 2y = 19

Answer 1

Answer:

$x = 1 \\ \\ y = - 8.$

Step-by-step explanation:

$7x - y = 15 \\ \\ 3x - 2y = 19 \\ \\ \\ \\ 14x - 2y = 30 \\ \\ 3x - 2y = 19 \\ \\ 11x = 11 \\ \\ x = 1 \\ \\ therefore \: \: y = 7(1) - 15 \\ y = 7- 15 \\ y = - 8 \\ \\ .$

Answer 2

Step-by-step explanation:

X = 1

y = -8

by elimination method