问题描述：
化简下列各式：
8x-（-3x-5)=
(3x-1)-(2-5x)=
(-4y+3)-(-5y-2)=
-2n-(3n-1)=
a-(5a-3b)+(2b-a)=
1-(2a-1)-(3a+3)=
-(2m-3)=
16a-8(3b+4c)=
-(5m=n)-7(a-3b)=
-8(3a-2ab+4)=
n-3(4-2m)=
4(m+p)-7(n-2q)=
8x-（-3x-5)=
(3x-1)-(2-5x)=
(-4y+3)-(-5y-2)=
-2n-(3n-1)=
a-(5a-3b)+(2b-a)=
1-(2a-1)-(3a+3)=
-(2m-3)=
16a-8(3b+4c)=
-(5m=n)-7(a-3b)=
-8(3a-2ab+4)=
n-3(4-2m)=
4(m+p)-7(n-2q)=
问题解答：
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