Ответ:
a)
16a - 720 = 8*30
16a - 720 = 240
16a = 960
a =
a = 60
b) (95 - 380:b) + 35 = 16 + 94
95 - 380:b = 110 - 35
95 - 380:b = 75
-380:b = 75 - 95
-380 : b = -20
b = -380:(-20)
b = 19
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Ответ:
a)
16a - 720 = 8*30
16a - 720 = 240
16a = 960
a =
a = 60
b) (95 - 380:b) + 35 = 16 + 94
95 - 380:b = 110 - 35
95 - 380:b = 75
-380:b = 75 - 95
-380 : b = -20
b = -380:(-20)
b = 19