1211. Упростите выражение и найдите его значение:
1) 2(x + 7) + 4х при х = 5; 3) 1,5 (у +9) + 3,5 при у = А
2) 9(3 - у) + 15 при у = 2; 4) 4(х - 6) + 2 при х = 8.
с
д​
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