Question

solve: 73 {58 [4+5-(15+3)]-20] in details for class 7​

Answer 1

Answer:

73{58[4+5-1(15+3)]-20

=73{58[4+5-18]-20

=73{58[9-18]-20

=73{58×(-9)}-20

=73{58×(-9)}-20

=73×(-522)-20

=73×(-542)

= -39566

Hope so it's correct...