Applying the segment addition postulate point d is on segment bc. segment bc measures 8x units in length what is the length of segment bc? units 3x + 8 4x + 10 tivity

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?