a)-5x+3=7x+8
-5x-7x=8-3
-12x=5 //:-12
x=-2,4
b)
6(x+4)=-3(-2x-5)=
6x+24=6x+15
6x-6x=15-24
0x=-9
c)
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a)-5x+3=7x+8
-5x-7x=8-3
-12x=5 //:-12
x=-2,4
b)
6(x+4)=-3(-2x-5)=
6x+24=6x+15
6x-6x=15-24
0x=-9
c)