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Find the coordinates of the point of intersection of the lines y = 3x - 2 and x + 3y = 1.

(A-level Maths) Simultaneous equations: 1) y = 3x -2 2) x + 3y = 1 Substitute y = 3x - 2 into equation 2: x + 3y = 1x + 3(3x-2) = 1 1 mark x + 9x - 6 = 1 Expand brackets 10x - 6 = 1 Solve equation 10x = 1 + ...
KB
Answered by Kiran B. • Maths tutor
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Explain how the human circulatory system is adapted to supply oxygen to the tissues and remove waste products from the tissues.

Firstly, humans have a double circulatory system, which increases blood pressure and flow of blood to the tissues. To allow the heart to pump blood around the body, the heart is made of cardiac muscle. These...
EH
Answered by Erlina H. • Biology tutor
40489 Views

Simplify √ 12 + √ 75

First, the surds need to be simplified. Surds can be simplified by finding the highest square number that is a factor of the number in the square root.√12 = √(4 x 3) = √4 x √3 = 2√3√75 = √(25 x 3) = √25 x √3...
GR
Answered by Georgia R. • Maths tutor
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Translate the following extract into French (The Economist)

For nearly three months, the formerly globe-trotting French president has scarcely left the country. Instead he has cleared his diary to criss-cross France, staging nearly a dozen town-hall meetings in a “gr...
OL
Answered by Ombeline L. • French tutor
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How does Priestley explore responsibility in An Inspector Calls?

In An Inspector Calls Priestley explores both social and personal responsibility throughout. We can define social responsibility in this instance, as a belief in helping people who may be less fortunate than...
AS
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