Answer:
32 + (x+3) = 90
And in case you need it, x = 55.
Explanation:
Those two angles add up to 90 degrees bc it's a right angle (that little square in the bottom corner tells us that).
32 + (x+3) = 90
Now if the next question tells you to solve for x:
32 + x + 3 = 90
35 + x = 90
x = 90-35
x = 55