Question

4x + 5y = 1,5,
8 x + 10 y = 3;
​

Answer 1

$4x + 5y = 1.5 \\ 4x + 5y \times 0 = 1.5 \\ 4x + 0 = 1.5 \\ 4x = 1.5 \\ x = 0.375$

$8x + 5y = 1.5 \\ 8x + 10 \times 0 = 3 \\ 8x + 0 = 3 \\ 8x = 3 \\ x = \frac{3}{8}$