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인기 있는 Word Problems >

If 14 is added to a number, the result is 40 less than twice the number. Find the number.

해법

I f 14 i s a dd e d t o a n u mb er, t h e res u lt i s 40 l ess t han tw i ce t h e n u mb er . F in d t h e n u mb er .

해법

The number : 54

솔루션 단계

Represent the number with

x

A.T.Q.:

x + 14 = 2 x - 40

x

해결 대상

, x + 14 = 2 x - 40 : x = 54

The number : 54

인기 있는 예

the 원둘레 of a circle is 87.92 what is the diameter cyclist takes 120 minutes to travel 80km What is his speed?complete the following by placing a number in each box: sqrt(16x^{16)}negative five times a number is at most 100 Harold opened a savings account and deposited 100.00 as principal. The account earns 3% interest, compounded continuously. What is the balance after 1 year?