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פּוֹפּוּלָרִי Word Problems >

Some number times −7 is equal to the number increased by −15

פתרון

S o m e n u mb er t im es - 7 i s e q u a l t o t h e n u mb er in cre a se d b y - 15

פתרון

The number : 1 \frac{7}{8}

צעדי פתרון

Represent the number with

x

A.T.Q.:

x (- 7) = x + (- 15)

x (- 7) = x + (- 15), x

פתור בשביל:

x = \frac{15}{8}

הסב שבר מדומה למספר מעורב:

\frac{15}{8} = 1 \frac{7}{8}

The number : 1 \frac{7}{8}

דוגמאות פופולריות

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