1) (X+1.6)/7 = 2117(X+1.6) = 2117*7X+1.6 = 14819X = 14819 - 1.6X = 14817.4
2) 2117(0.6-X) = 3.451270.2 - 2117X = 3.45-2117X = 3.45 - 1270.2-2117X = -1266.75X = -1266.75 / -2117X = 0.597
3) 3.45X + 2.3 = 3.83.45X = 3.8 - 2.33.45X = 1.5X = 1.5 / 3.45X = 0.4348
Ответ:1) X = 14817.42) X = 0.5973) X = 0.4348
1) (X+1.6)/7 = 2117
(X+1.6) = 2117*7
X+1.6 = 14819
X = 14819 - 1.6
X = 14817.4
2) 2117(0.6-X) = 3.45
1270.2 - 2117X = 3.45
-2117X = 3.45 - 1270.2
-2117X = -1266.75
X = -1266.75 / -2117
X = 0.597
3) 3.45X + 2.3 = 3.8
3.45X = 3.8 - 2.3
3.45X = 1.5
X = 1.5 / 3.45
X = 0.4348
Ответ:
1) X = 14817.4
2) X = 0.597
3) X = 0.4348