Answer:
1 + -1 = 0 + 4 x 4 = 16 + 4 x 2 = 24
Step-by-step explanation:
[tex]( - 8) \times (1) \times (4) \times ( - 1) \\ = 32[/tex]
now,
[tex]32 - 8 = 24[/tex]