Question

Find the slope or rate of change.

Answer 1

3 dollars per # of cupcakes sold

Explanation:

the graph rises 21 and runs 7. rise/run = 21/7 = 3

Answer 2

`m=3`

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

Find points from graph

Point (0, 0)

Point (1, 3)

Step 2: Find slope m

1. Substitute:
   `m=(3-0)/(1-0)`
2. Subtract:
   `m=(3)/(1)`
3. Divide:
   `m=3`