19.8k views
2 votes
I need help on this question plz

I need help on this question plz-example-1

1 Answer

1 vote
When 2 angles are supplementary, they both add together to equal 180 degrees. Therefore, choice 4 is correct because it adds 2x and 3x-15 together to equal 180 degrees
User Karine
by
8.2k points