If f(x) and f-1 (x) are inverse functions of each other and f(x)=2x+5,what is f-1(8)?

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

What 8/12+8/11 in another way than and improper fraction

Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.