Solve each of the following systems of equations by the method of cross-multiplication :

x + 2y + 1 = 0
2x − 3y − 12 = 0

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Solution

GIVEN:

To find: The solution of the systems of equation by the method of cross-multiplication:

By cross multiplication method we get

and

Hence we get the value of and

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Solve each of the following systems of equations by using the method of cross multiplication:

$x + 2 y + 1 = 0$ ,

$2 x - 3 y - 12 = 0$ .

Solve each of the following systems of eqautions by the method of cross-multiplication:

$x + 2 y + 1 = 0$

$2 x - 3 y - 12 = 0$

Solve each of the following systems of equations by using the method of cross multiplication:

$3 x + 2 y + 25 = 0$ ,

$2 x + y + 10 = 0.$

Solve each of the following systems of eqautions by the method of cross-multiplication:

3x+2y+25=0

2x+y+10=0

2 x + 5 y = 1; 2 x + 3 y - 3 = 0

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