Question

To four times a certain number i add 16 and the result is 28. Find this number​

Answer 1

(1): "s2" was replaced by "s^2". 2 more similar replacement(s).

(2): Dot was discarded near "8.f".

Explanation:

i believe

Answer 2

The certain number would be 3

Step-by-step explanaition

4 times 3 is 12 plus 16 is 28. hope it helps