Question

Evaluate without using a calculator : [3(10−2×3)+9]×[6−(5+3)]

Answer 1

Answer:

-42

Step-by-step explanation:

[3(10−2×3)+9]×[6−(5+3)]

=[3(10-6)+9]×[6-8]

=[3×4+9]×[-2]

=[12+9]×[-2]

=[21]×[-2]

=-42

solved