Mark the correct option in the following questions:Which of the following equations is not a linear equation?

5 + 4 x = y + 3

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x + 2 y = y - x

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3 - x = y^{2} + 4

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x + y = 0

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Solution

The correct option is C $3 - x = y^{2} + 4$
Linear equation means one degree equation, i.e., x,y or any unknown term should be raise to power one only.
In option C, $y^{2} + x + 1 = 0$
$∵ y$ is squared, $∴$ it is not a linear equation.
Hence correct option is C

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Mark the correct option in the following questions:Which of the following equations is not a linear equation?

The correct option is C 3−x=y2+4Linear equation means one degree equation, i.e., x,y or any unknown term should be raise to power one only.In option C, y2+x+1=0∵y is squared, ∴ it is not a linear equation.Hence correct option is C

The correct option is C $3 - x = y^{2} + 4$
Linear equation means one degree equation, i.e., x,y or any unknown term should be raise to power one only.
In option C, $y^{2} + x + 1 = 0$
$∵ y$ is squared, $∴$ it is not a linear equation.
Hence correct option is C