If $y - 4 x = 2$ is written in the standard form of linear equation in two variables $a x + b y + c = 0,$ then the value of $a$ will be .

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Solution

The correct option is A 4
$y - 4 x = 2$ can be rewritten as $4 x - y + 2 = 0.$

On comparing $4 x - y + 2 = 0$ with the general form of linear equation in two variables $a x + b y + c = 0,$ we get
$a = 4, b = - 1$ and $c = 2.$
$∴$ The value $a$ is 4.

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If y−4x=2 is written in the standard form of linear equation in two variables ax+by+c=0, then the value of a will be .

The correct option is A 4y−4x=2 can be rewritten as 4x−y+2=0. On comparing 4x−y+2=0 with the general form of linear equation in two variables ax+by+c=0, we get a=4,b=−1 and c=2. ∴ The value a is 4.

If $y - 4 x = 2$ is written in the standard form of linear equation in two variables $a x + b y + c = 0,$ then the value of $a$ will be .

The correct option is A 4
$y - 4 x = 2$ can be rewritten as $4 x - y + 2 = 0.$

On comparing $4 x - y + 2 = 0$ with the general form of linear equation in two variables $a x + b y + c = 0,$ we get
$a = 4, b = - 1$ and $c = 2.$
$∴$ The value $a$ is 4.