Question

If an angle is differs from its complement by 10degree find the angle

Answer 1

Sum of complementry angles= 90°
Let one angle be = x
Another angle be = x+10°
x+x+10° = 90°
2x+10° = 90°
2x = 80°
x = 40°
Another angle = 50°

Answer 2

x-(90-x)=10

x-90+x=10