Lời Giải
Lời Giải
Các bước giải pháp
Translate the problem into an equation:
Ví dụ phổ biến
four less than twice a number x2 coins is tossed 7 times. What is the probability of 2 tails and 3 heads?The sum of three consecutive odd numbers is 51. Find the highest of themThe hiệu between the squares of two consecutive numbers is 97 . What are the two numbers?The sum of 4 consecutive odd numbers is 40 .