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受欢迎的 Word Problems >

Thrice a number, decreased by 3, is the same as twice the number, increased by 7.

解答

T h r i ce a n u mb er, d ecre a se d b y 3, i s t h e s am e a s tw i ce t h e n u mb er, in cre a se d b y 7.

解答

The number : 10

求解步骤

Represent the number with

x

A.T.Q.:

3 x - 3 = 2 x + 7

求解

x, 3 x - 3 = 2 x + 7 : x = 10

The number : 10

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the product of two consecutive even integers is 168 The 周长 of a circle is 12𝜋 centimeters. What is the diameter?The 面积 of a rectangular painting is 5247 cm^2. if the width of the painting is 53 centimeters, what is its length?2 times the sum of a number x and 1 is 48 Use x for your variable.:The 差集 of four times a number and seven is ten.