Question

the diffrent between two complentary angles is 40 the angles are....

Answer 1

let x,y be two complementary angles
x+y=90
x-y =40
on solving x=65 y=25

Answer 2

Let the angles be X and X-40
X+X-40 = 90
2X = 90+40
2X = 130
X = 130/2
X = 65
So the angles are 65 and 65-40=20.