29. solve the following pair of linear equations by the substitution method 0.2x+0.3y=1.3

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0.2 x + 0.3 y = 1.3

0.4 x + 0.5 y = 2.3

x

y

0.2 x + 0.3 y = 1.3

0.4 x + 0.5 y = 2.3

Solve the equation by substitution method

0.2x+0.3y=1.3

0.4x+0.5y=2.3

Find the following pair of linear equations by the substituting method:-

(a) 3x-y=3

9x-3y=9

b) 0.2x+0.3y=1.3

0.4x+0.5y=2.3

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