Salut pouvais vous m aider svp pour ces 3 exo de maths merci ?? MEME CONSIGNES POUR LES EXO 44 ET 45 ET 46 : recopier chaque égalité en la complétant

EXO 44

a) 48+8x=8 X ....... + 8 X ........ = 8 X (.....+......)

b) 63y-35= 7 X ...... - 7 X ......= 7 ( .... - .....)

c) 15a+20= ..... X3a+.... X ......= ..... ( 3a + ....)

d) -2-4t = -2 X .....-2 X .... = -2 X ( ....+ .....)

EXO 45

a) 6x au carré - 5x = ..... X x - ...... X x = ( .... - ....) X x

b) 49y au carré + 14y = 7y X .... + 7y X ..... = 7y( ....+ .....)

c) 9n au carré - 6n = 3n X .....- .... X ..... = 3n ( ...-....)

d) 8t au carré +6t +2 = 2 X .... + 2 X .....+ 2 X ..... = 2 X ( ....)



EXO 46

a) 8n -5n = .... X n - ..... X n =n ( ....- ....) X n = ....

b) 6x + x = ... X x + .... X x = ( ...+ ....) X x = ....

c) 7x -x = .... X x - .... X x = ( .... - .... ) X x = ....

d) 3, 5y + y = .... X y + ..... X y = ( .... + .... ) X y = .....
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