Question

Verify: 5[-6(-7)]=[5×(-6)]+5×(-7)

Answer 1

5-13=-30+(-35)
-8=-65

Answer 2

Heya mate your answer is:
$5( - 6 + ( - 7)) = (5 \times ( - 6) + 5 \times ( - 7) \\ 5( \ - 13) = ( - 30) + (- 35) \\ - 65 = - 65 \\ Hence \: Proved$

Hope it helps you mate!!!!!