Question

which of the following is not a liner equation.

a.
$x2 = 20$
b.
$p - 1 = 0$
c.
$2y = 18$
d.
$x + y = 11$
please solve the question and reply...
Thank you
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Answer 1

Answer:

b.

hope it will be helpful to you !

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or

I think that only option D is linear equations

Answer 2

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$(a) \\ \displaystyle {x}^{2} = 20$

it is not a linear equation.