해법
해법
솔루션 단계
Translate the problem into an equation:
인기 있는 예
The 지름 of a circle is 10 m. Find its area to the nearest tenth.The sum of 4 consecutive integers is 42. What is the value of the least integer?Four times a number is equal to the number increased by 27 . Find the number.one number is 3 less than 9 times the other. The sum of the two numbers is 67.The 평균 temperature this summer was 24° C. If the 평균 temperature decreased by 8% from last summer, what was the 평균 temperature last year?