Lời Giải
Lời Giải
Các bước giải pháp
Represent the numbers with :
A.T.Q.:
Ví dụ phổ biến
two sevenths of a number is negative eight what is the numberkevin is 6 years older than timothy. 4 years ago, Kevin was twice as old as timothy. Find their present agesAustin is 7 years younger than Clarissa and Austin is 2 years younger than Shaira. If the sum of their ages is 30, find each person's age.Kevin is 3 times as old as Daniel. 4 years ago, Kevin was 5 times as old as Daniel.The sum of the first and third of three consecutive even integers is 152. Find the three even integers.