Jawab akan ya yg bisa ​

Jawab:

a. (5×4) – (-6×8) = 20 – (-48) = 20 + 48 = 68

b.

c. (5x1x2) + (3x4x4) + (2x2x3) – (5x2x3) – (2x4x2) – (3x1x3)

   = 10 + 48 + 12 – 30 – 16 – 9

   = 70 – 55

   = 15

d. (5x1x2) + (3x2x3) + (4x4x4) – (5x4x3) – (4x2x2) + (3x1x4)

   = 10 + 18 + 64 – 60 – 16 – 12

   = 92 – 88

   = 4