Question

to solve 2x+y=19;2x-3y=-3 by determinant method find d​

Answer 1

Answer:

$2x + y = 19 \\ 2x = 19 - y \\ x = 19 - y \div 2.....(1) \\ \\ \\ 2x - 3y = 3 \\ 2x = 3 - 3y \\ x = 3 - 3y \div 2....(2)$