# How do you solve the system #3x + z = 13#, #2y + z = 10#, #x + y = 1#?

##### 1 Answer

Nov 21, 2015

x=1

y=0

z=10

#### Explanation:

Write all the equations

The goal is to have at least one equation with only x, y or z

We subtract equation 1 with equation 2 we get:

Add equation 3 two times

Check so that this works with the equation system,