Question

Help rn please it’s not 16 or 12!!’

Answer 1

Answer:

See below.

Step-by-step explanation:

7) 10 x [(7² + 3) - 9]

= 10 x [52 - 9]

= 10 x 43

= 430

9) {[(66 / 11) + 3] x 2}

= [6 + 3] x 2

= 9 x 2

= 18

11) {[(18 - 3) + 3²] - 14} x 3

= {[24] - 14} x 3

= 10 x 3

= 30