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Working on the left hand side of the expression, we have to distribute the 7 taking into consideration the negative sign. So, 7 multiplied by 3y= 21y and 7X-5= -35. Simplifying the right hand side,being c...

Medicine is unique, in that at 17 you are effectively having your job interview. Thus, it is only fair - to both the medical school who may train you and for yourself and your future patients - that you p...

At GCSE you will be expect to comment on the meaning behind visual and written sources. It is important to be aware of your exam board’s specific requirements. These can be accessed online and will help u...

Looking at the word communicable you may notice that it sounds similar to the word communicate, which is exactly what it means.

A communicable disease is one which can communicate to other liv...

The importan thing to remember is that each part of both of the brackets must be multiplied by each part of the other bracket (the word 'expand' meaning multiply when the brackets are next to one another)...