Pleace help me on my math pleace answer the question 2.) The school store sells markers for $0.35 each and pencils for $0.15 each. Anthony spent $2.80 to buy a total of 12 markers and pencils. How many markers did Anthony buy?

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

None of those are technically correct. 9.7 x 104 is actually 1,008.8, but if that answer was a choice, it would be that one. if you meant 9.7 times maybe a thousand or more or divided by 10 or more, than the answer choices would be correct, but other than that, they actually arent.