MathematicsAmong the following, a linear equation in two variables is

Among the following, a linear equation in two variables is

A
$x^{2} + y^{2} + z^{2} = 0$
B
$2 x + 3 y + 50 = 0$
C
$x^{2} + y^{2} = 0$
D
$(x + y)^{2} = 5$

Solution:

By Concept

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