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6a+5b=4.54 3a+7b=3.17
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6a+5b=4.54
3a+7b=3.17

User Chetan Soni
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1 Answer

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6a = 4.54 - 5b \\ a = (227)/(300) - (5)/(6) b \\ 6a = 4.54 - 5b \\ a = (227)/(300) - (5)/(6) \\ 3( (227)/(300) - (5)/(6) b) + 7b = 3.17


3( (227)/(300) - (5)/(6) b) + 7b = 3.17 \\ (227)/(100) - (5)/(2)b + 7b = 3.17 \\ (9)/(2)b = 0.9 \\ b = 0.2 \\ a = 0.59

User Balping
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