Question

y=x+2
2x +3y =6
Решите систему уравнений

Answer 1

$y = x + 2 \\ 2x + 3y = 6 \\ \\ y = x + 2 \\ 2x + 3 \times (x + 2) = 6 \\ \\ 2x + 3x + 6 = 6 \\ 5x = 0 \\ x = 0 \\ y = 0 + 2 \\ y = 2 \\ x = 0 \\y = 2$