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44/7-99/7+2= 11-55/7-9
44-99+17/7=2-55/7
-41/7=14-55/7
-41/7= -41/7
verdadero
x es multiplicacion :)
4(11/7) -9(11/7) +2 = 7(11/7) -5(11/7) ordenamos y trasladamos al otro miembro
4(11/7)- 9(11/7) -7(11/7) +5(11/7) +2 =0
[4-9-7+5](11/7) +2
-7(11/7) +2
-77/7+14/7
= -63/7