해법
bob is 7 years older than jay. in 5 years the sum of their ages will be 53. how old is bob now?
해법
솔루션 단계
Translate the problem into an equation:
해결 대상
인기 있는 예
Four years ago, Dennis was 3 times as old as his nephew, Richie.How old is Dennis now if the sum of their present ages is 64?The sum of two consecutive odd numbers is 148. Find the numbers.Riley lives 3 km from the park. He jogs at a constant speed of 10 km per 60 minutes. How long does it take for Riley to get to the parkthe sum of 5 times a number and 3 is 58. Find the numberIf the sum of six consecutive odd integers is 120, what is the smallest of the six integers?