Предмет: Математика, автор: eduardasadov1173

упростить выражение 5s+8z-7s-17z+15и найдите его значение если s=4,z=1/9

Ответы

Автор ответа: Azzaires
0
5s + 8z - 7s - 17z + 15 = - 2s - 9z + 15

При s = 4, z = 1/9:
(- 2) * 4 - 9 * 1/9 + 15 = - 8 - 1 + 15 = 6
Автор ответа: MashaVgoloveKasha
0
5s+8z-7s-17z+15=-2s-9z+15
-2*4-9*1/9+15=-8-1+15=-9+15=6
Ответ: 6
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