Question

реши уравнение помогите пж​

Answer 1

$7y + 3 - 3(1 - 2y) = 36 + 4(2 - 3y) \\ 7y + 3 - 3 + 6y = 36 + 8 - 12y \\ 13y = 44 - 12y \\ 13y + 12y = 44 \\ 25y = 44 \\ y = \frac{44}{25}$

$100 - 50y \\ 100 - 50 \times \frac{44}{25} \\ 100 - 2 \times 44 = 100 - 88 = 12$

$otvet.12$