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First of all, you want to get both of the questions equating to y as this is a common factor between the two equations. SO y=7-2x and 3x-8=y As both of the equations are equal to y, we can set them equal ...

Firstly, you should start by working out the total resistance for the 150 ohm and 5000 ohm resistors which are in series: -In series the total resistance is given as the ...

For natural selection to occur, four conditions must exist. The first is that the population reprodces enough for there to be competition for resouces and survival between the members. The second is that ...

In myelinated axons, the myelin sheath that surround the membrane prevents action potentials forming, hence depolarisation only occurs at the nodes of Ranvier (breaks in the sheath, exposing the membrane,...

‏في نهاية هذا الأسبوع ذهبت الى البحر مع عائلتي و تناولنا في مطعم عربي. بعد ذلك ‏ذهبت إلى السينما مع أصدقائي وشاهدنا فيلم رعب وتعشينا في بيت احد من أصدقائي. ثم ذهبت إلى ‏منزلي ونمت نوم عميق.