解答
解答
求解步骤
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流行的例子
The 直径 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 平均值 temperature this summer was 24° C. If the 平均值 temperature decreased by 8% from last summer, what was the 平均值 temperature last year?