Class 10MathematicsPair of Linear Equations in Two VariablesMix Examples - Pair of Linear Equations in Two Variables
DifficultIf zero is inserted between the two digits of a two-digit number whose unit's place is $y$ and ten's place is $x$,then the new number is $\ldots \ldots \ldots \ldots$
- A$10x + y$
- B$100x + y$
- C$100x + 10y$
- D$x + 100y$
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Similar Questions
Solve the following pair of equations by the method of cross-multiplication:
$2x + y = 35$
$3x + 4y = 65$
$2x + y = 35$
$3x + 4y = 65$
Medium
View SolutionIf $2x + y = 5$ and $y - 1 = 0$,then the value of $x$ is ............
Easy
View SolutionBy the graphical method,find whether the following pair of equations are consistent or not. If consistent,solve them.
$x - 2y = 6$
$3x - 6y = 0$
$x - 2y = 6$
$3x - 6y = 0$
Medium
View SolutionDo the following pair of linear equations have no solution? Justify your answer.
$y + 6x = 6$ and $y = 2x$
$y + 6x = 6$ and $y = 2x$
Medium
View SolutionFor all real values of $c,$ the pair of equations $x-2y=8$ and $5x-10y=c$ have a unique solution. Justify whether it is true or false.
Difficult
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