How do you solve $y = - x + 5$ $y=-x+5$ and $2 x - y = 1$ $2x-y=1$ ?

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How do you solve $y = - x + 5$ $y=-x+5$ and $2 x - y = 1$ $2x-y=1$ ?

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How do you solve the system of equations $2 x - 5 y = 10$ $2x - 5y = 10$ and $4 x - 10 y = 20$ $4x - 10y = 20$ ?
How do you solve the system of equations $2 x - 3 y = 6$ $2x-3y=6$ and $3 y - 2 x = - 6$ $3y-2x=-6$ ?

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Answer 1 · 2016-03-26T11:13:12

$x = 2; y = 3$ $x=2 ; y=3$

Explanation:

$x + y = 5$ $x +y = 5$ (1)
$2 x - y = 1$ $2x -y = 1$ (2) ; Adding (1) and (2) we get $3 x = 6 or x = 2$ $3x=6 or x =2$ Putting x=2 in equation (1) we get $y = 3$ $y=3$ [Ans]

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How do you solve $y = - x + 5$ $y=-x+5$ and $2 x - y = 1$ $2x-y=1$ ?

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How do you solve y=-x+5y=−x+5y=-x+5 and 2x-y=12x−y=12x-y=1?

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How do you solve $y = - x + 5$ $y=-x+5$ and $2 x - y = 1$ $2x-y=1$ ?