6n+5, because you just subtract 9n with 3n
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Distributive Property
<u>Algebra I</u>
- Terms/Coefficients/Degrees
Step-by-step explanation:
<u>Step 1: Define</u>
<u />
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<u />
<u>Step 2: Simplify</u>
- Distribute:

- Multiply:

- Rearrange:

- Combine like terms:

Answer: $2203.74
Step-by-step explanation:
Answer:
1080
Step-by-step explanation:
You can add 60 18 times to get 1080 seconds. (60+)
I hope I helped (: