# How do you solve the following system: #4x+3y= -1 , x-y=3 #?

##### 1 Answer

Apr 3, 2018

#### Explanation:

Given

[1]

[2]

Re-arranging [2]

[3]

Substituting

[4]

Expanding and simplifying the lefts side of [4]

[5]

Subtracting

[6]

Dividing both sides of [6] by 7

[8]

Substituting

[9]