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Solve ((x+2)/3x) + ((x-2)/2x) = 3

Multiple first fraction through by 2 and second fraction through by 3((2x+4)/6x) + ((3x-6)/6x) = (5x-2)/(6x) = 3Expand brackets and isolate x5x-2 = 18x13x = -2x = -2/13
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Answered by Alex B. • Maths tutor
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Explain how blood glucose levels are controlled in people who do not have diabetes

Blood glucose levels are controlled by homeostasis. When people eat foods that contain a lot of starch/sugar, their blood glucose will rise above a normal level. This will be detected by cells in the pancrea...
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Answered by Salwa R. • Biology tutor
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How should I approach revising a character for GCSE essays?

When revising a character the most important thing to do is re-read the sections of the novel they appear in with the aim of being able to answer certain key questions about the character. For example, for q...
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Answered by Paul H. • English tutor
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Translate 'You (pl) got dressed' into french (s'habiller)

Vous vous êtes habillés
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Answered by Emmanuel O. • French tutor
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Describe the process of digestion in the mouth.

Food is broken down mechanically by chewing. Saliva secreted from the salivary glands contains amylase which breaks down starch to maltose.
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Answered by Emmanuel O. • Biology tutor
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