Solve the following systems of equations:

0.5x + 0.7y = 0.74
0.3x + 0.5y = 0.5

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Solution

The given equations are:

…

…

Multiply equation by and by and subtract equation (ii) from (i) we get

Put the value of in equation, we get

Hence the value of and

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Similar questions

Solve the following systems of equations:

$0.5 x + 0.7 y = 0.74$

$0.3 x + 0.5 y = 0.5$

0.5 x + 0.7 y = 0.74

0.3 x + 0.5 y = 0.5

0.5 x + 0.7 y = 0.74

0.3 x + 0.5 y = 0.5

0.5 x + 0.6 y = 2.3

0.2 x + 0.7 y = 2.3

0.9 x + 0.5 y = 6;

0.7 x + 0.7 y = 5 \cdot 6

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