Question

solve all the questions​

Answer 1

Answer:

2 . (a) 18×[7+ (-3)] = [18×7] + [18×(-3)]

18×4 = 126-54

72=72

LHS=RHS

(b) (-21)×[(-4)+(-6)] = [(-21)×(-4)]+[(-21)×(-6)]

(-21)×(-10)=84+126

210=210

LHS=RHS

I am sorry because I know only these two answers . Hope so that this will help you