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4(3x-7) = 8

First multiply out the bracketsMultiply each component within the bracket by 4 (4 x 3x) + (4 x -7) = 812x - 28 = 8 Now you want to ensure you have the x's on their ownYou can eliminate the -28 by adding 28 t...
JH
Answered by Jack H. • Maths tutor
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Solve by completing the square: x^2 + 12x + 4 = 0

(x+6) ^2 -36+4=0(x+6) ^2 -32=0(x+6) ^2 =32(x+6)=±√32x=-6±√32
EK
Answered by Elisha K. • Maths tutor
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Explain and analyse three ways that the concept of human nature is significant to socialist thinkers. [9 marks]

The first way that human nature is significant to the Socialists, such as Marx, is because it fundamentally underpins their values. They must then hold a positive, if not utopian, understanding of human natu...
JH
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How does Shakespeare explore the theme of revenge within ‘Hamlet’?

Hamlet's reluctance towards revenge and his need for it's confirmation is in contrast to the irrationality which comes with revenge, 'for there is nothing either good or bad but thinking makes it so - to me ...
AO
Answered by Alisha O. • English tutor
1873 Views

State the H-O-H bond angle of a water molecule and explain why this is the case.

Oxygen has four groups of electrons surrounding it: two sets of lone pairs, and two pairs of electrons that it shares with hydrogens (in these pairs, one electron comes from each of the oxygen and the hydrog...
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Answered by Jasmine P. • Chemistry tutor
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