Question

[12+9]÷[-9÷3]
please step by step explanation​

Answer 1

Answer:

first we will do the operation which is in brackets.

first, we will do the first bracket. [12+9] = 21

next, we do the second bracket [-9÷3] = -3

next we remove the bracket and divide both the numbers, 21 ÷ -3 = -7

We got the answer, the answer is -7.