Answer:

Step-by-step explanation:
First, we open the parentheses by multiplying the contents of the parentheses by 3 (because it says 3(2x+6)). The final result is <u>6x+18</u>
Answer:
yes they are proportional
Answer:

Step-by-step explanation:
Given that:
Steve divided 5/8 of a box evenly among 5 bottles. To determine the amount of baking soda added;
Then, mathematically:


Answer: 23,5%
Step-by-step explanation:
% =
= 0,235 = 23,5%
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Functions
- Function Notation
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
F(x) = x² - 15
G(x) = 4 - x
<u>Step 2: Find</u>
- Substitute in functions:

<u>Step 3: Evaluate</u>
- Substitute in <em>x</em> [Function (F/G)(x)]:

- Exponents:

- Subtract:
