Answer:
3/8 + 1/4 is 5/8 and 1/10+4/5 is 1
Step-by-step explanation:
convert 1/4 to 2/8 and add to 3/8 to get 5/8
convert 4/5 to 9/10 and add to 1/10 equals 10/10 which is also 1
ANSWER

EXPLANATION
The given expression is

We factor to get,

This implies that,

We factor further to obtain,

or
Y=24 Y-12=12 Y=12+12 Y=24
(X-12) = 12
X = 12+12
X=24