Объяснение:
х= -25
у= -0,6
1/5х+1/6у=1/5×(-25)+1/6×(-0,6)=
= -5-0,1= -5,1
(3х+1)/5=(2+х)/2
5(2+х)=2(3х+1)
10+5х=6х+2
5х -6х=2-10
-х= -8
х=8
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Объяснение:
х= -25
у= -0,6
1/5х+1/6у=1/5×(-25)+1/6×(-0,6)=
= -5-0,1= -5,1
(3х+1)/5=(2+х)/2
5(2+х)=2(3х+1)
10+5х=6х+2
5х -6х=2-10
-х= -8
х=8