Answer:
7
Step-by-step explanation:
Answer:
Option 1 is correct.
-5
Step-by-step explanation:
Given:
The given expression is.

Write the given expression in simplest form.

Add negative term of y.


The simplest form of given expression is 
Therefore, the coefficient of the variable term is -5
Add 12.18 to both sides so you have 2.14x= 6.52, the you divide both sides by 2.14 so the answer is 6.52/2.14 which is 3.05 rounded