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Solve the following for X and Y: 2y+4x=14 and x-y=-1

Firstly, Take equation 1 (2y+4x=14) and divide it all by 2. This gives y+2x=7. Next make Y the 'subject' AKA put it on it's own. To do this Subtract 2x from both sides. Now we have Y=7-2X. Here you can see Y...
TM
Answered by Toby M. • Maths tutor
5382 Views

What is the difference between species diversity and species evenness ?

Species richness is the number of species found in an area- you simply count the number of different species. Species evenness is how evenly spread the population is across the species in an area- if you hav...
RN
Answered by Rebecca N. • Biology tutor
22517 Views

How do I write a news report?

To grab your reader's attention, you should begin with a catchy headline (although this may be given to you in the exam). Then your first paragraph should be a quick summary of the event that you're going to...
VH
Answered by Victoria H. • English tutor
4118 Views

How do I analyse a quotation effectively?

To analyse a quote, you should first of all ask yourself 'what is the quotation about?' It seems a simple step but it's something you should always include. Then ask yourself, 'are there any literary techniq...
VH
Answered by Victoria H. • English tutor
5382 Views

Identify and explain two ways in which labelling creates youth deviance.

The media often labels youths as troublemakers and a social problem. This creates youth deviance as youth people view the media as it is largely targeted at that them. Youths then feels like they act up to t...
KF
Answered by Katie F. • Sociology tutor
5964 Views