Răspuns :
(5x 6)+(4x 6)=(5+ 4)x6
3x(4+5)=(3x4)+(3x5)
(2 x7)+(2x5)=(7+5)x2
8x(3+6)=8x3+8x6
3x(4+5)=(3x4)+(3x5)
(2 x7)+(2x5)=(7+5)x2
8x(3+6)=8x3+8x6
(5x6)-(4x6)=(5-4)x6
3x(4+5)=(3x4)+(3x5)
(2x7)-(2x5)=(7-5)x2
8x(3+6)=(8x3)+(8x6)
3x(4+5)=(3x4)+(3x5)
(2x7)-(2x5)=(7-5)x2
8x(3+6)=(8x3)+(8x6)