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

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x + 5 = 0

4 x - 7 = 93

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

2 x - 12 = 21

answer is A.

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Detailed Solution

Let weight of sachin

= x kg

Acc. to question.
Weight of Rahul

= (x + 5) kg

Weight of Samir

= (2 x - 12) kg

Total weight of all

= 93 kg

That is ,

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

\Rightarrow 4 x - 7 = 93

Hence, required solution is

4 x - 7 = 93

.
Hence, option 1 is correct.

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