Here is the answer if you can't read my writing than just ask. also if you have any questions about how I got something feel free to ask
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
<em />
<em />
<em />
<u>Step 2: Simplify</u>
- Combine like terms (x):

- Combine like terms (y):

-3x - 3.2 no
-1.2-8 no
-1.2x-3.2 yes
-1.2x+3.2 no
No x does NOT equal 16. you would substitute x for 16 which gives you 16+12. That equals 28 not 30. The correct answer is x=18