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First of all you need to separate the two numbers 

you have 8Y

and 4y2

then ask yourself what you can divide both these 2 numbers with? so 4 can be divided by ...

Covalent bonds are formed when two atoms share one or more pairs of electrons. These atoms are non-metals, such as Carbon, Oxygen and Hydrogen.

Ionic bonds are formed when an atom gives o...

Ah! the famous auxiliary verbs. Here is a handy guide -

You use "avere" with ACTIVE TRANSITIVE verbs. Here is an example

Io HO mangiato - I have eat...

It is a guttural sound (comes from the throat). Practice by gargling with water, that is where the sound comes from. It is harsh and easily achievable with a little practice.

While this question may appear unfamiliar at first, it is just a quadratic equation in disguise. Rearranging such that it equals 0:

x^2 + 5x - 36 = 0

Now this equation is re...