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step 1 - rearrange equation 2 to make x/y the subjecthow? example: subtract y from both sidesx = 6 - ystep 2 - substitute x = 6 - y into equation 1.how? where x is in the...

This piece is written in 3/4. The first notable moment rhythmically is the hemiola at the end of the orchestral introduction. A hemiola is when music sounded in two time is written in three time and the m...

When solving an equation with brackets, it is often easiest to expand the brackets first.3(x+1) = 21becomes...3x + 3 = 21Now this looks like an equation we know how to solve(minus three from both sides)3x...

Our ultimate goal is to figure out what m equals.The most important thing to remember is that whatever you do to the left you also do to the right.Let us start by adding 4m to both sides: 5m+4m-2=16-4m+4 ...

1. Some types e.g. macrophages can engulf and digest pathogens, killing them
   2) Produce antibodies which recognise and target specific pathogens, thus preventing secondary infection
   3) Produc...