# How do you solve #9y-4(y+5)=40#?

##### 1 Answer

This equation has **one variable** **unknown**.

Solving this equation means to **find all the real values** that

#### Explanation:

Here are the steps that you can follow to get the value(s) of

This means the you multiply the number outside the brakets

So,

Now we can write

- Why is
#9y-4y=5y# ? - Answer : Compare
#9y-4y# to "nine yens minus four yens". The result is five yens. It's the exact same thing.

Add

Result :

Divide both sides by

Result :