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Use the equation 2(x+4) + 6(x-1) = 14, to find x.

Firstly, you need to get rid of any brackets. You do this by expanding them. This becomes 2x + 8 + 6x - 6 = 14. The next step is to get all the x's on one side, and all the numbers on the other. You already ...
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Answered by Ursula R. • Maths tutor
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What are the main differences between prokaryotes and eukaryotes?

Scientists have categoried all life on Earth into three 'domains'. These are: eukarya, bacteria and archaea. The domains bacteria and archaea both contain prokaroytes. Because these groups have experienced d...
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Answered by Aine F. • Biology tutor
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In your opinion, what does the mockingbird symbolise in To Kill a Mockingbird by Harper Lee?

The mockingbird features prominently throughout Lee's novel and is used to represent innocence. Near the beginning of the novel, Atticus tells Jem and Scott that it is a "sin to kill a mockingbird.&quot...
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Answered by Ursula R. • English tutor
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Find dy/dx for y = x^3*e^x*cos(x)

In this problem, we see that y is a product of 3 functions of x. That means that in order to find dy/dx we need to use the product rule. The product rule tells us that in this case we should differentiate on...
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Answered by Lyudmil N. • Maths tutor
10609 Views

How does Arthur Miller present ideas about witch-hunts in The Crucible?

The 'How does' question is very common in a GCSE English Literature exams. In terms of the strcuture, it is important to keep it clear and concise, for example, ordering it through ideas (parallels between t...
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