Question

8x=10y2x-y=5solve x and y

Answer 1

$8x=10y\\ 2x-y=5\\\\ 4x=5y\\ y=2x-5\\\\ 4x=5(2x-5)\\ 4x=10x-25\\ 6x=25\\ x=\frac{25}{6}\\\\ y=2\cdot\frac{25}{6}-5\\ y=\frac{25}{3}-\frac{15}{3}\\ y=\frac{10}{3}$