# How do you solve the system using the elimination method for 3(x-y)=15 and 2x+7=7?

##### 1 Answer

Jul 22, 2015

#### Explanation:

Given

[1]

[2]

Since

if we simplify [2] as

[3]

[4]

We can then substitute

[5]

or, after simplification:

[6]