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This problem can be solved through substitution. The first equation provided in the question should be rearranged to give y=2x-2. This equation for y can be directly substituted into the second equation. ...

Read around the subject leading up to the exam, you should try to find critical essays about the texts/ authors/ context of the possible questionsHighlight short critical quotes that are versatile to many...

3^(3/2) = a * 3^(1/2)
3^(1/2) * 3^(-2) = 3^(3/2)Therefore a must be equal to 3^(-2)a = 1/9

When solving a simultaneous equation, we will use the elimination method. This method sees us removing or ‘eliminating’ the x or y term. First we need to find the lowest common multiple of the x and y ter...

Electricity is conducted by electrons or ions. In order for an ionic compound to conduct electricity, the ions must be able to move freely and carry the charge throughout the solution. A solid ionic compo...