Question

please answer no spams​

Answer 1

Answer:

1a..-36

b .18a

Step-by-step explanation:

hope its help u

Answer 2

Step-by-step explanation:

1.a)-36

1.b)162

2)18x4=126+(-54)

72=126-54

so,72=72

LHS=RHS

HENCE ,PROVED

3.a) (-1)÷(-1)=1

b.)50÷(-5)=-10