<PRE><B>Question 929931</B>
x = liters of alkali
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x = 0.75(x + 10)
x = 0.75x + 7.5
x - 0.75x = 7.5
0.25x = 7.5
x = 7.5/0.25
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answer:
x = liters of alkali = 30
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