Exercise problems XXX — task. Mathematics CBSE, Class 10.

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Solve the following pair of linear equations.

$ax + by = c, bx + ay = 1 + c$

$x=$

$y=$

Answer variants:

$\frac{c (a - b) - b}{a^{2} - b^{2}}$

$\frac{c (a - b) + ab}{a^{2} - b^{2}}$

$\frac{c (a - b) - ab}{a^{2} - b^{2}}$

$\frac{c (a - b) + b}{a^{2} + b^{2}}$

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