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A common question which students encounter in both written and oral exams. Their answer should generally aim to not only answer the simple yes or no question but to also further elaborate on a specific st...

3x + 5 = 35

In this situation, you would want to take away 5 to both sides.

3x + 5 - 5 = 35 - 5

3x = 30

Then you would want to divide both sides by 3 in order to get x on the l...

1/3 + 3/4 

First we make the denominator the same. i.e: we would multiple 1/3 by 4 and multiply 3/4 by 3 in order to get the same denominator.

4/12 + 9/12. 

Now you can add the numera...

The circulatory system is described as being "dual", which means that blood passes through the heart twice for each complete circuit of the body, once to the lungs, and once to the rest o fthe b...

First of all, transform both z₁ and z₂ into modulus-argument form. To obtain that form, you are going to need a modulus (the length of the hypotenuse on the Argand diagram) and argum...