Question

12 of 9 - { 13 - 2 ( 7 + 2 - 1) }

Answer 1

Answer:

answer is 89 because:-

12 of 9 - {13 - 2 ( 7 + 2 - 1 ) }

=12*9-{13-2(7+2-1)}

=12*9-{13-2+8}

=12*9-19

=108-19

=89

Hope this helps you.

Step-by-step explanation: