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Question

# Shouvik, Ashutosh, Harsha and Avijit were asked to solve the equation, 5xâˆ’x=72âˆ’4x. They have reported the values of x as 5, 9, 8 and 7 respectively. Who has got the correct solution?

A
Shouvik
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B
Ashutosh
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C
Harsha
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D
Avijit
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Solution

## The correct option is B AshutoshThe given equation is 5x−x=72−4x. Adding 4x on both sides of the equation, we get 5x−x+4x=72−4x+4x 8x=72 Transposing 8 from LHS to RHS, we get, x=728x=9 So, the correct solution is x=9. Therefore, Ashutosh has found the correct solution.

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