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شائع Word Problems >

Twice the difference of a number and 2 equals 7

الحلّ

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 2 e q u a l s 7

الحلّ

The number : 5 \frac{1}{2}

خطوات الحلّ

Represent the number with

x

A.T.Q.:

2 (x - 2) = 7

2 (x - 2) = 7, x

حلّ لـ:

x = \frac{11}{2}

حوّل من كسر تخيّليّ لعدد مختلط:

\frac{11}{2} = 5 \frac{1}{2}

The number : 5 \frac{1}{2}

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