5.68 x 10^26 + 4.87 x 10^24

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62

If point cis between points a and b, then ac + — = ab