Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Slope Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
<em>Find points from graph.</em>
Point (2, 0)
Point (5, -1)
<u>Step 2: Find slope </u><em><u>m</u></em>
Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>
- Substitute in points [SF]:

- [Fraction] Subtract:

6:05 to 6:20 is 15 minutes
15 minutes elapsed
Option 4
you can multiply the numerator and denominator by 15 to get 30/45
30/45 simplified is 2/3
Nancy is 9, tracy is 4, doug is 18, doug is the oldest.