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What is the best way to solve simultaneous equations?

The easiest way to solve simultaneous equations is to label the equations so you clearly follow them throughout. For example, say you are asked to solve the unknowns for the simultaneous equations 3x-y=8 and...
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Answered by Lucy W. • Maths tutor
6229 Views

How is blood pumped around the body through the heart?

Blood goes into the atria of the heart and the atria contract and force blood into the ventricles. The ventricles then contract and force the blood out of the heart. There are valves in the heart which ensur...
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Answered by Lucy W. • Biology tutor
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What is the difference between a definite and an indefinite article?

Single Indefinite Article Un/Une in French is in English what you would use as a/an: a bottle = une bouteille a mobile phone = un GSM an actress = une actrice an actor = un acteur Here you can see that for b...
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Answered by Bianca K. • French tutor
20800 Views

How do I write a strong argument?

The most important thing when writing is strong argument is that you clearly state your argument in the introduction and build on this throughout the essay to finally come to a coherent conclusion backing up...
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Answered by Lucie F. • History tutor
4605 Views

If 10 N is required to move an object 2m, what is the work done?

Work done (joules) = Force (newtons) x distance moved in direction of the force (metres) Work done = 10 x 2 = 20J
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Answered by Katrina T. • Physics tutor
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