Ответы на вопрос:
y-x=0.8
z=3.2x
y=0.8+x
0.8x+x+3.2x/3=4.6
5x/3=4.6
5x=13.8
x= 2.76
2.76+0.8=3.56
z= 3.2*2.7 6 = 8.832
Популярно: Математика
-
марат17217.10.2020 04:29
-
alyasen200616.05.2020 15:34
-
EkaterinaMironovaa22.08.2020 16:53
-
Granger34108.11.2021 06:42
-
Marvarick11.03.2023 06:05
-
Asandyana16.10.2020 18:48
-
PaFaS12323.12.2020 08:03
-
Anna0611101.02.2021 02:42
-
mashagalushko209.06.2021 09:24
-
AelitaFox22.01.2020 18:17