Answer = A and B
A: 3(5+4) = 15 + *12*
3(9) = 27
27 = 27 (true statement)
B: *12*(5+4) = 60 + 48
12(9) = 108
108 = 108 (True statement)
C: 6(3+6) = *12* + 36
6(9) = 48
54 = 48 (not a true statement)
D. 9(3+6) = *12* + 54
9(9) = 66
81 = 66 (not a true statement)