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Популярное Word Problems >

Twice the разность of a number and 4 is 12 more than 7 times the number.:Find the number.

Решение

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 4 i s 12 m ore t han 7 t im es t h e n u mb er . : F in d t h e n u mb er .

Решение

The number : - 4

Шаги решения

Represent the number with

x

A.T.Q.:

2 (x - 4) = 12 + 7 x

Решите для

x, 2 (x - 4) = 12 + 7 x : x = - 4

The number : - 4

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