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68= 8(5+2x). M.a ajutati va rog? :)))

Răspuns :

68=40+16x
16x=68-40
16x=28
x=28/16 =7/4=1,75
8 ( 5+2x)=68
40+16x=68
16x=68-40
16x=28
x=28/16
x=1.75