I just worked it out and I got 6 3/28
Im sorry if that's wrong
A+2.4=7.8
a=-5.4
5.4+2.4=7.8
Answer:
supplement of an angle is what must be added to that angle to get 180
51+supplement=180
minus 51 both sides
supplement=129
answer is 129
Going off of 11% vs 1/10 Blanca received the greater percentage because 1/10 as a percent is 10%. Hope this helps.