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Популярное Word Problems >

twice the разность of a number and 7 is 17

Решение

tw i ce t h e d i ff ere n ce o f a n u mb er an d 7 i s 17

Решение

The number : 15 \frac{1}{2}

Шаги решения

Represent the number with

x

A.T.Q.:

2 (x - 7) = 17

Решите для

x, 2 (x - 7) = 17 : x = \frac{31}{2}

Преобразуйте неправильные дроби в смешанные числа:

\frac{31}{2} = 15 \frac{1}{2}

The number : 15 \frac{1}{2}

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