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Adding the fractions on the RHS of the equation in the usual way gives 

A/(2-x) + B/(1+3x) = (A(1+3X) +B(2-X))/((2-X)(1+3X)) = (5x +4)/((2-x)(1+3x)) 

This gives an expression for the origina...

Dependent on the university you're interviewing at, you will either have a panel or MMI style interview. A panel interview is more traditional, in the sense that it consists of several interviewers that a...

It's always best to make a list or a table of all your extracurricular activities, as well as writing what skills you've developed or learnt through each activity or experience. E.g. Being a captain of ho...

Although both are... 1. Alltotropes of carbon, i.e. both are composed of carbon. 2. Giant covalent structures. Which are composed of non-metal aroms, held adjacently by c...

Elements react by gaining or losing electrons. Elements wants to reach the stable state of having 8 electrons in the outermost ring, so group 1 elements react by losing an electron, since they have only 1...