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Change this sentence from the present tense to the perfect tense: "Je joue au football"

J'ai joué au football
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Answered by Aimee D. • French tutor
2718 Views

'The Treaty of Versailles was the most important cause of World War Two' - How far do you agree? (16 marks)

Intro: define 'most important' - for example which factor had biggest impact, caused most economic upset or the most political turmoil. Show awareness of other potential causes. State your line of argument (...
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Answered by Ellen B. • History tutor
5889 Views

How does paper chromatography work?

Paper chromatography is a technique used to separate coloured chemicals, such as a mixture of inks and dyes. A spot of the mixture to be analysed is spotted onto the bottom of a thin piece of chromatography ...
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Answered by Adam G. • Chemistry tutor
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Solve the following system of equations simultaneously to find the values of x, y and z. 2x+3y+4z=3, -x-y+z=1, 2x+y-z=0

First scale one of the equations so that upon addition or subtraction from another of the equations we cancel one of the 3 variables, next do this again replacing one of the equations used with the unused eq...
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Answered by Shaun A. • Maths tutor
3024 Views

What is the process that transports dissolved sugars around a plant?

Translocation
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Answered by Eloise C. • Biology tutor
3172 Views