Question

20×[75+(-15) ] =20×75+20×(-15).
give please full solution of this question please please help me
​

Answer 1

$20 \times (75 + ( - 15)) = 20 \times 75 + 20 \times ( - 15) \\ 20 \times (75 - 15) = 20 \times 75 - 300 \\ 20 \times 60 = 1500 - 300 \\ 1200 = 1200$