Question

What is the rate of Change of the line through (1,-3) and (0,-1)

Answer 1

`m=-2`

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Algebra I

• Slope Formula:
  `m=(y_2-y_1)/(x_2-x_1)`

Explanation:

Step 1: Define

Point (1, -3)

Point (0, -1)

Step 2: Find slope m

Substitute in points into the slope formula to find rate of change

1. Substitute [SF]:
   `m=(-1+3)/(0-1)`
2. Add/Subtract:
   `m=(2)/(-1)`
3. Divide:
   `m=-2`