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Популярное Word Problems >

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

Решение

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.

Решение

The number : 10

Шаги решения

Represent the number with

x

A.T.Q.:

3 x - 3 = 2 x + 7

Решите для

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

The number : 10

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