해법
해법
솔루션 단계
Translate the problem into an equation
Solve the equation
인기 있는 예
The sum of five times a number x and forty is sixty.The diameter of a circle is 12 miles. What is the 원둘레?The area of a circle is 1.5386 square feet. What is the 지름?Eight times the reciprocal of a number equals 4 times the reciprocal of 8 . Find the number.Bill will be 39 years old in four years.:How old is he now?