Recent Question/Assignment

Solve the following system of linear equations
{
𝑥1 + 𝑥2 + 𝑥3 = 𝛼
𝑥1 + (1 + 𝛼)𝑥2 + 𝑥3 = 2𝛼 𝛼 ? 0
𝑥1 + 𝑥2 + (1 + 𝛼)𝑥3 = 3𝛼