Answer:
y=4
x=61
Explanation:
the 2 lines on the side shows that they are equal to each other.
12y+3=51
12y=48
y=48/12
y=4
There are 100 degrees in a triangle and the little curve shows that the angle next to 53 degrees is 63.
so:
x+56+63=180
x+119=180
x=61