Question

how to solve this ?????​

Answer 1

Refer to the above picture

answee is 5 or 12

Answer 2

Answer:

y (y-12)-5 (y-12)=0

(y-12) (y-5) = 0

so, (y-12)=0

y= 12

or, (y-5)=0

y=5

ans: 5 or 12