can someone please help me solve the rest of the blanks

[sand girder]

im not sure if my answers i filled in are correct so you might need to double check

[tacit hazel]

Your entries are correct and the top entry is (18n - 12) * -48 ==> -864n + 576

Hence -864n + 576 = -3744
-864n = -4320
n = 5

The top answer is -864n + 576 and the value of n is 5

[sand girder]

tysm