Решите уравнение
1) 7x/6 - 5x/18 = 4/27
2) 2x/7 + x/4 = 15/14
3) - x/8 + 1 = x/12
4) 2x+3/5 + 3x - 1/2 = 2x
1) 7x/6 - 5x/18 = 4/27
2) 2x/7 + x/4 = 15/14
3) - x/8 + 1 = x/12
4) 2x+3/5 + 3x - 1/2 = 2x
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48х = 8
х = 1/6
2) (8х + 7х)/28 = 30/28
15х=30
х=2
3)-х/8 + 8/8 = х/12
(-3х+24)/24 = 2х/24
-3х+24=2х
-5х=-24
х=24/5
4)3х=1/2-3/5
3х=-1/10
х=-1/30