Why didn’t the quarter roll down the hill with the nickel

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8

The sum of four times a number and three is two times the number minus twenty nine