Question

6 - 7 + 4 - 9 + 2 - 3 + 10 =

1 + 7 - 12 + 6 - 13 + 4 - 11 =

-8 + 3 - 9 + 4 + 1 - 7 - 13 =

7 - (6 - 4 + 12 - 3 + 4) + (- 9 ) =


ayuda, Son sumas algebraicas​

Answer 1

Respuesta:

6 - 7 + 4 - 9 + 2 - 3 + 10=3

1 + 7 - 12 + 6 - 13 + 4 - 11= -18

-8 + 3 - 9 + 4 + 1 - 7 - 13 = -29

7 - (6 - 4 + 12 - 3 + 4) + (- 9 )= -17