Print Fill in the Blanks Game: Números Enteros ()

9 16 5 20 26

a ) . - 1 + ____________________ = 15
b ) . 9 + ( - ____________________ ) = - 17
c ) . ____________________ ? ( + 11 ) = 9
d ) . ( - 5 ) + ____________________ = 4
e ) . ( + 8 ) + ____________________ = 1 3