Question

Help me please I’m begging

Answer 1

a) 21

b) 7

Explanation:

For a, use the number machine to get the output.

9 ×2 =18 +3 =21

For b, do the opposite and work backwards starting from the output.

17 -3 =14 ÷2 =7

Answer 2

a)21

b)7

Explanation:

9 times 2 =18 18+3=21

7 times 2 equals 14 plus 3 =17