Question

(31б.) Алгебра. Решите системы уравнений:

$1. \left \{ {{x + 2y= 12} \atop {2x - 3y = -18}} \right.$

$2. \left \{ {{6(x + y) = 5 - (2x + y)} \atop {3x - 2y = -3y -3}} \right.$

Answer 1

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