Question

[quang dep trai]

do cac ban nha tim tap hop nguyen a;b thoa man :a.b=3.(b-a)

neu ai lam duoc minh cho nich thoi loan vip nha 11 hoac nick bang bang vip co ca quan cong va kaka shi lever 5

va minh se cho nick kiem vu cung hoi vip thoi nhe rat hot .................................................................................

.................................................co len .......................................................................................co len................

.........................co len..............................................co len.................................HOT NHAT/

Answer 1

[nguyentruongan]

ab=3(b−a)⇔b(a−3)+3a−9=−9⇔(b+3)(a−3)=−9ab=3(b−a)⇔b(a−3)+3a−9=−9⇔(b+3)(a−3)=−9

đó bn còn lại tự làm nha 

bn cho tớ nick bb dy

Answer 2

[quang dep trai]

ban nguyen truong an dung roi