Answer:
-4
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
10 ÷ (2x)
x = -5/4
<u>Step 2: Evaluate</u>
- Substitute in <em>x</em>: 10 ÷ (2(-5/4))
- Multiply: 10 ÷ -5/2
- Divide: -4
David cuts his one roll into 1/8s, which means that he will have 8 cookies at the end.
Jake cuts his roll into 1/7s, which means his will have 7 cookies at the end (however, they would be a bit larger)
So your answer is: David will have the most cookies, and he will have 1 more cookie
hope this helps
You can solve for it, i believe, using the following formula
[(new-old)/old]*100
OR
(AmtIncreased/OriginalAmt)*100