Class 10MathematicsPair of Linear Equations in Two VariablesMix Examples - Pair of Linear Equations in Two Variables
EasySolve the following pair of linear equations by the method of elimination: $2x + 5y = 7$ and $4x + 10y = 12$.
- A$(1, 4)$
- B$(-2, 1)$
- C$(-1, -5)$
- D$\text{No solution}$
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Similar Questions
Solve the following pair of linear equations using the cross-multiplication method:
$5x + 2y = 10$
$4x + 3y - 1 = 0$
$5x + 2y = 10$
$4x + 3y - 1 = 0$
Easy
View SolutionFrom the equation $2x + 3y = 8$,we get $y = \ldots$
Easy
View SolutionThe angles of a triangle are $x, y$ and $40^{\circ}$. The difference between the two angles $x$ and $y$ is $30^{\circ}$. Find $x$ and $y$.
Medium
View SolutionSolve the following pair of linear equations using a graph: $x+y=5$ and $3x+3y=15$.
Medium
View SolutionSolve the following pairs of equations by the method of elimination:
$9x + 7y = 55$
$7x + 9y = 57$
$9x + 7y = 55$
$7x + 9y = 57$
Easy
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