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We commonly solve this via the method of substitution. We label each equation i and ii. We then solve the first equation i for a single variable. We then substitute this value into the secod equation, and...
If two lines are parallel they have the same gradient so we must find the gradient of line B and use it to find line ALine B ==> 2y - 3x + 4 = 0This can be rearranged in to the form "y = mx + c&qu...
Most important Chem equation to know: moles = concentration x volumerearrange the equation as you want to find out the concentration: concentration = moles/volumesubstitute in the...
The first thing to look at is the title. This is often discounted by students, but especially since the poem might be a relatively short text, it is important to utilise any helpful content. Think about w...
When writing an essay, PEEL is a useful way to make sure you have included all the information you need to achieve top marks. 'P' stands for point. This should tell the reader what your paragraph is about...
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