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Applications (Word Problem)

The weight of...

Question

The weight of Rahul is $5 k g$ more than Sachin .The weight of Samir is $12 k g$ less than double the weight of Sachin .If the total weight of all the three is $93$ form the equation

4 x - 7 = 93

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x+5=0

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x + (x + 5) + (2 x - 12) = 93

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2x-12=21

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Solution

The correct option is B $4 x - 7 = 93$
Let weight of sachin $= x k g$

Acc. to question.

Weight of Rahul $= (x + 5) k g$

Weight of Samir $= (2 x - 12) k g$

Total weight of all $= 93 k g$

That is ,

$x + (x + 5) + (2 x - 12) = 93$

$4 x - 7 = 93$

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