Помогите пожалуйста решить уравнения:*
1) -1 1/2*(х+1 3/4)= -1 1/2
2)1/3у+1/6у+1/9у= -4/6
1) -1 1/2*(х+1 3/4)= -1 1/2
2)1/3у+1/6у+1/9у= -4/6
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1) -1 1/2*(х+1 3/4)= -1 1/2х + 1 3/4 = 1
х = 1 - 1 3/4
х = -3/4
2)1/3у+1/6у+1/9у= -4/6
6/18у + 3/18у + 2/18у = -4/6
11/18у = -4/6
у = -4/6 : 11/18
у = -4/6 * 18/11
у = -12/11 = -1 1/11