Question

No.3 tolong secepatnya

Answer 1

A.5x(15-6)=5x9=45
b.12x(-7)+(-16):(-2)=-84+8= -76
c.-15:(-3)-7x(-4)=5+28=33
d.(1+2/3x4)x(63(-1):(11))
    =(1+8/3)x(-63/11)
    =11/3x63/11
    (disederhanakan 11nya)
    =63/3=21

maaf jika ada kesalahan perhitungan
semoga membantu