1. Chelsea can paint a fence in 9 hours, and Greg can paint the same fence in 7 hours. How long does it take them to paint the fence if they work together? Round to the nearest tenth. 2. Tom left the mall and drove south. George left 2 hours later driving 36 mph faster to catch up with Tom. After 3 hours, he caught up with Tom. Find Tom’s average speed

72 mph

54 mph

90 mph

36 mph

from the sentence, "tomorrow morning, akiko will arrive an hour late" depicts a third person perspective because it doesn't use any pronoun to replace akiko, the subject of the sentence, and it is in singular form since akiko is only one person.

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of

12r - 8 - 12

you have to combine like terms. below i have bolded the like terms:

12r - 8 - 12

together it combines to:

12r - 20

hope this !

a. positive: 2 or 0; negative : 2 or 0; complex: 4or2or0