Решите уравнения плиииииз
-(3у+7)=8-2(8-у). -2(2-5х)=2(х-3)-5. 4х-2(х+7)=2(3-х)
-(7-3у)=8-8(2-у). -5(2-2х)=2(х-3)+4. 2х-4(х+7)=3(2-х)
-(3у+7)=8-2(8-у). -2(2-5х)=2(х-3)-5. 4х-2(х+7)=2(3-х)
-(7-3у)=8-8(2-у). -5(2-2х)=2(х-3)+4. 2х-4(х+7)=3(2-х)
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-3y-7=8-16+2y
-3y-2y=8-16+7
-5y=-1
y=0,2
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-2(2-5х)=2(х-3)-5
-4+10x=2x-6-5
10x-2x=-6-5+4
10x=-7
x=-7:10
x=-0,7
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4х-2(х+7)=2(3-х)
4x-2x-14=6-2x
4x-2x+2x=6+14
4x=20
x=20:4
x=5
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-(7-3у)=8-8(2-у).
-7+3y=8-16+8y
3y-8y=8-16+7
-5y=-1
y=-1:-5
y=0,2
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2х-4(х+7)=3(2-х)
2x-4x-28=6-3x
2x-4x+3x=6+28
x=34
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-5(2-2х)=2(х-3)+4
-10+10x=2x-6+4
10x-2x=-6+4+10
8x=8
x=8:8
x=1
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