Answer:
x = 63
Step-by-step explanation:
a triangle is always 180 degrees, so you equation would be:
180 - 42 - 43 - 32 = x
180 - 42 - 43 - 32 = 63
so x = 63
a straight line = 180 degrees
on the right side, where the angle is 32 it is vertically opposite to the right angle of the triangle then
