# How do you solve #3x + 6z = 0#, #-2x + y = 5#, #y + 2z = 3#?

##### 1 Answer

Dec 31, 2016

#### Explanation:

Given

[1]

[2]

[3]

Statement [2]

[4]

Substituting from [4] into [3]

[5]

Simplifying

[6]

or

[7]

or

[8]

Substituting from [8] into [1]

[9]

Simplifying

[10]

or

[11]

Substituting from [11] into [8]

[12]

Substituting from [11] into [4]

[13]