# How do you multiply #-5(a-2b) #?

##### 1 Answer

Jul 10, 2016

#### Explanation:

The purpose of the brackets in this question is to group things.

Let me demonstrate:

Consider

This is

'.................................................................

But 5 can be written in many ways. Suppose we write 5 as 4 + 1

The

So we have 3 lots of

Observe that we have 3 lots of everything inside the brackets.

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