Write the number 2,603,094 in expanded form using exponents

2*10^6 + 6*10^5 + 3*10^3 +9*10^1 +4*10^0

see expanded form is adding the digits together. and it would be what ever one number is times 10 to the power of how many digits are after that number. you skip the 0's though. hope this helps x

J= r + 9 because since jessica rode 9 more miles than roger, you add 9 miles to rogers mileage.