45.15 divided by 21 is 2.15. Hope it helps!!
Answer: 11 degrees F
If it was -12 and by noon it had risen 23 degrees just add the two numbers together and you get 11 degrees F
Answer:
Step-by-step explanation:
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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 chart.</em>
Point (2, 0)
Point (3, 0)
<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>. Rate of change and slope are identical.
- Substitute [SF]:

- Subtract:

- Divide:

Answer:
-4
Step-by-step explanation:
y= mx+c
y= -4x+12-8
y= -4x+4
Therefore, m is -4.