(1)设A=2x-3,则:3A+2A=-5A+A,解得:A=0
所以:2x-3=0,解得:x=3/2
(2)|x-1/2|-1=0,即:x-1/2=1或x-1/2=-1,解得:x=3/2或x=-1/2
当x=3/2时,代入mx+2=2(m+x),有:3/2m+2=2m+2*3/2,解得:m=-2
当x=-1/2时,代入mx+2=2(m+x),有:-1/2m+2=2m-1,解得:m=6/5
(1)设A=2x-3,则:3A+2A=-5A+A,解得:A=0
所以:2x-3=0,解得:x=3/2
(2)|x-1/2|-1=0,即:x-1/2=1或x-1/2=-1,解得:x=3/2或x=-1/2
当x=3/2时,代入mx+2=2(m+x),有:3/2m+2=2m+2*3/2,解得:m=-2
当x=-1/2时,代入mx+2=2(m+x),有:-1/2m+2=2m-1,解得:m=6/5