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 (-1, 0)
Point (0, 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] Simplify:

- [Fraction] Subtract/Add:

- [Fraction] Divide:

The answer is 70 because if you multiply the money she spends by the number of days you get 15. Then subtract 15 from 85 and you will get 70
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A service call charge or fee is when you are charged a certain amount of money in order for a service technician to perform that specfic service.
Answer:
its d
Step-by-step explanation:
just took the test
Answer:
Wsp
Step-by-step explanation: