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פּוֹפּוּלָרִי Word Problems >

the difference of twice a number and 7 is at least-22.

פתרון

t h e d i ff ere n ce o f tw i ce a n u mb er an d 7 i s a t l e a s t - 22.

פתרון

x \geq - \frac{15}{2}

צעדי פתרון

Represent the number with

x

A.T.Q.:

2 x - 7 \geq - 22

2 x - 7 \geq - 22, x

פתור בשביל:

x \geq - \frac{15}{2}

x \geq - \frac{15}{2}

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