Question

If two angles are supplementry and one angle is 30% less than twice the other find the angle.​

Answer 1

Answer:

(let's take the numbers as x and y)

=( x -30)+x=90

=2x-30=90

=2x=90+30

=2x=120

=x=120/2

=x=60

=y=x -30

=y=60-30

=y=30

one angle is 60° and other is 30°

please mark me brainleist