Réponse :
(4x – 20) 1
1*4x+1*(--20)
4x-20
(-2x +13) 3
3x(-2)+3x13
-6+26
4 (6x + 12)
4x6x+4*12
24x+48
(8x – 15) - 6
-6*8x-6*(-15)
-48x+90
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Réponse :
(4x – 20) 1
1*4x+1*(--20)
4x-20
(-2x +13) 3
3x(-2)+3x13
-6+26
4 (6x + 12)
4x6x+4*12
24x+48
(8x – 15) - 6
-6*8x-6*(-15)
-48x+90