4. Linear Equations in Two Variables
easy

$x =1$ અને $y = 2$ એ $x$ અને $y$ ચલવાળા .......... સુરેખ સમીકરણનું સમાધાન કરે છે.

A

 માત્ર એક

B

બે

C

અનંત 

D

ત્રણ

Solution

There are infinitely many linear equations which are satisfied by $x=1$ and $y=2.$

For example, a linear equation $x+y=3$ is satisfied by $x=1$ and $y=2.$

Others are $y=2 x, y-x=1,2 y-x=3$ etc.

Standard 9
Mathematics

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