Question

Simplify 7[7- {3-14+(15×7 of 12-17×12-4)}]​

Answer 1

Hey!

7[7-{3-14+(15×7of12-17×12-4)}]

=7[7-{3-14+(15×84-17×12-4)}]

=7[7-{3-14+(1260-204-4)}]

=7[7-{3-14+1052)}]

=7[7-{1041}]

=7[7-{1041}]

=7[7-1042]

7*-1041=-7238

Hope it helps you

Answer 2

7[7- {3-14+(15×7 of 12-17×12-4)}]

Final Answer = - 1057