Question

X--->x7--->-5----->y work out the input when the output is 6​

Answer 1

Answer:

11/7

Step-by-step explanation:

X--->x7--->-5----->y

Here, X is input while output is y.

y = 6

X--->x7--->-5----->6

Reverse operation to get input

6 ---> +5 ----> ÷ 7 ---> X

6+5 = 11 ---> ÷ 7 ----> X

X = 11/7