# How do you solve #2( 9- 2y ) = 21#?

##### 2 Answers

Jan 3, 2018

#### Explanation:

Let's start by using the distributive property

Then subtract

Then finally, divide both sides by

Jan 3, 2018

Graphical Interpritation...

#### Explanation:

**Graphical Approach**

Since

Both sides are equal to the same thing:

Let

Now sketching each of the functions...

Now the solution to the question is were the interesection is, hence lieing on both lines, and satifying each equation

So in this case, solving for