Penyelesaian :
A.
=> 2 - 7
= - ( 7 - 2 )
= -5 ☑
_____________---------______________
B.
=> 2 - ( -7 )
= 2 + 7
= 9 ☑
_____________---------______________
C.
=> -2 - 7
= -( 2 + 7 )
= -9 ☑
_____________---------______________
D.
=> -2 - ( -7 )
= ( 7 - 2 )
= 5 ☑
- - - - - - - - - - - - - - - - - - - - -
[tex]\blue{\boxed{\red{\boxed{\orange {\tt{\star ~ \green{ ヤズィードヌール } ~ \star}}}}}}[/tex]
[tex]2 - 7[/tex]
[tex] - (7 - 2)[/tex]
[tex] - 5[/tex]
[tex]2 - ( - 7)[/tex]
[tex]2 + 7[/tex]
[tex]9[/tex]
[tex] - 2 - 7[/tex]
[tex] - (2 + 7)[/tex]
[tex] - 9[/tex]
[tex] - 2 - ( - 7)[/tex]
[tex] - 2 + 7[/tex]
[tex]5[/tex]
[answer.2.content]