# What is the value of x+y for the equation? y=4x-5, and y=-4x+19

##### 1 Answer

#### Answer:

#### Explanation:

From this we can say

Now add

Then add

Now we can divide both sides of the equation by

so

Knowing the value of

So

Therefore

From this we can say

Now add

Then add

Now we can divide both sides of the equation by

so

Knowing the value of

So

Therefore