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Firstly, as it's highest term is x², it must only have two factor brackets, so the answer has to look like (x + a) * (x + b).Then, to make 6x, we need the a and b term to be either 5 and 1, 4 a...

Two lines are parallel when they have the same gradient.
When the equation is written in the form: y = mx + c, m is the gradient.
We need to arrange our equations in the form y = mx + c as this...

Firstly we need to make sure we understand the question and do this by defining the key elements:
Prime number: A number that can only be divided by itself and 1 to give a whole numb...