=>(x+5).8-4.5=4.3.5
=>(x+5).8-20=60
=>(x+5).8=80
=>x+5=10
=>x=5
tick nhá
( x + 5 ). 23 - 22 . 5 = 22.3.5
( x + 5 ). 8 - 4 . 5 = 4.3.5
( x + 5 ). 8 - 4 . 5 =60
( x + 5 ). 8 - 460:5
( x + 5 ). 8 - 4=12
( x + 5 ). 8=12+4
( x + 5 ). 8=16
x + 5=16:8
x + 5=2
x=5+2
x=7
mik chắc chắn 100 % bạn nhá x=5