<PRE><B>Question 939204</B>
x = gallons of 65% acid
y = gallons of 30% acid
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x + y = 350
0.65x + 0.30y = 0.55*350
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put the system of linear equations into standard form
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x + y = 350
0.65x + 0.30y = 192.5
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answer:
x = 250
y = 100
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