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P has coordinates (0, -1) and Q has coordinates (4, 1). a) Find the equation of line PQ. b) P and Q are two vertices of rectangle PQRS. Find the equation of line QR.

a) y = x/2 - 1 b) y = -2x + 9
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Answered by Jules B. • Maths tutor
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Where do I begin when starting to write my personal statement?

From my experience writing a personal statement, its most important purpose is to sell your skills, interests and character to the admissions offer. Start by talking about subjects at school that interest yo...
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Why the countries that were allies during WW2 became enemies?

After the World War Two it was clear that fascism as ideology had been buried, it was no longer a threat. However, another ideologically based country not only remained and stood strong but after war also pr...
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Answered by Simona B. • History tutor
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When does a verb in a compound tense require 'avoir' as an auxiliary, and when does it require 'être'?

Almost all verbs will use 'avoir' when forming a compound tense - the perfect tense for example. This can be seen in the following example - "j'ai visité" (I visited). Here, the 1st person, singula...
GC
Answered by George C. • French tutor
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5 tins of soup have a total weight of 1750 grams. 4 tins of soup and 3 packets of soup have a total weight of 1490 grams. Work out the total weight of 3 tins of soup and 2 packets of soup.

5 tins of soup have a total weight of 1750 grams. --> from this, we can calculate the total weight of 1 tin of soup, with 1750÷5 = 350 grams 4 tins of soup and 3 packets of soup have a total weight of 149...
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Answered by Eszter S. • Maths tutor
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