a math please help f1

b/3-(5-b)=3
b/3-5+b=3
b/3+b=3+5
b(1/3+1)=8
b(4/3)=8
b=8x3/4
b=6.................final answer

b/3-5+b=3
b/3+b=3+5
b+3b/3=8
4b=24
b=6

Answer is 6.

b-3(5-b)=3x3
b-15+3b=9
4b=24
b= 6