Question

(b) 100 - 3 [20 + (50 - 40)]​

Answer 1

Answer:

100-3[20+10]

100-3[30]

100-90

10

Answer 2

Answer:

100 - 3 [20 + (50 - 40)]​

= 100 - 3 [20 + (10)]​

= 100 - 3 [20 + 10]​

= 100 - 3 [30]​

= 100 - 3  x 30

= 100 - 90

= 10

Thus, this equation 100 - 3 [20 + (50 - 40)]​ is equal to 10.

Hope it helps you.