Sagot :
bonjour
(8x+3) (5x+7) -3 (8x+3)(2x-1)
= ( 8 x + 3 ) ( 5 x + 7 - 6 x + 3 )
= ( 8 x + 3 ) ( - x + 10 )
Bsr
= (8x+3)(5x+7)-3(8x+3)(2x-1)
= (8x+3)(5x+7-3(2x-1))
= (8x+3)(5x+7-6x+3)
= (8x+3)(-x+7+3)
= (8x+3)(-x+10)
Voilà !
bonjour
(8x+3) (5x+7) -3 (8x+3)(2x-1)
= ( 8 x + 3 ) ( 5 x + 7 - 6 x + 3 )
= ( 8 x + 3 ) ( - x + 10 )
Bsr
= (8x+3)(5x+7)-3(8x+3)(2x-1)
= (8x+3)(5x+7-3(2x-1))
= (8x+3)(5x+7-6x+3)
= (8x+3)(-x+7+3)
= (8x+3)(-x+10)
Voilà !