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Systematic desensitisation is one of the main behavioural treatments for phobias. It is based on classical conditioning, with a focus on counterconditioning the specific phobia, i.e. unlearn the maladapti...

First rearrange x - 2y = -3 by adding 2y to each side to give x = -3 + 2ySubstitute this into the first eq. to give 3(-3 +2y) + y = 19Expand brackets first: -9 + 6y + y = 19Rearrange and simplify by colle...

An introduction begins an essay in the most clear and concise way possible. It's important to immediately state what texts you'll be analysing and refer to any authors using their whole name the first tim...