Question

X-2y=1 and 2x-y=7
solve by elimination method

Answer 1

Answer:

$x - 2y = 1.........(i) \times 2 \\ 2x - y = 7...........(ii) \times 1 \\ after \: sub \\ \\ - 3y = - 6 \\ y = 2 \\ \\ put \: the \: value \: of \: y \: in \: equation \: i \\ x - 2 \times 2 = 1 \\ x = 1 + 4 \\ x = 5$

please mark it as a brainlist answer