Respuesta :

zahacore
The answer is +7 because your “picking” up 7 coins. If it was negative you would “drop” the coins.

Answer:  0

Step-by-step explanation:  -7 + 7

Keep Change Change    

keep the -7                            -7

change the addition to subtraction     -7 -

change the 7 to a -7                 -7 -  -7

do the math                   -7 -  -7  = 0