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A=-4(x + 3)+5(6+x)
B= (8+2x)x3+7(3x+7)
C= 4(-2x+3)+2x(3x-6)
SVPPP???!!!!!!!


Répondre :

A=4*x+4*3+5*6+5*x=4x+12+30+5x=9x+42

B=3*8+3*2x+7*3x+7*7=24+6x+21x+49=27x+73

A=-4(X+3)+5(6+X)= -4x-12+30+5x= x+18

C= 4 (-2x+3)+2x(3x-6)=-8x+12+6x²-18x=6x²- 26x+12

B=  (8+2x)x3+7(3x+7)= 24+6x+21x+49=27x+73