Question

find the angle, where twice it's compliment is 10°less than four times it's compliment​

Answer 1

Answer:

Let x be the angle.

2(90-x)= 4(90-x) - 10

180-2x= 360-4x -10

180-360+10= -4x +2x

-170= -2x

x=170/2

=85°

The answer is 85°