1. Решите уравнение:
а)
3
1
x = 12;
б) 6x - 10,2 = 0;
в) 5x - 4,5 = 3x + 2,5;
г) 2x - (6x - 5) = 45.
а)
3
1
x = 12;
б) 6x - 10,2 = 0;
в) 5x - 4,5 = 3x + 2,5;
г) 2x - (6x - 5) = 45.
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Answers & Comments
6х=10,2
х=1,7
в) 5х-4,5=3х+2,5
2х=7
х=4,5
г) 2х-6х+5=45
-4х=40
-х=10
х=-10