7/9 would be irrational, I think.
Answer:
3 ways
Step-by-step explanation:
n = 3; r = 2

Answer:
Bart lives 9 1/6 miles from Quickie Mart.
Step-by-step explanation:
So, 2.5 is equal to 2 1/2.
So first turn each mixed number into a improper fraction.
3 2/3 becomes 11/3 and 2 1/2 becomes 5/2.
11/3 * 5/2 = 55/6
55/6 is simplified to become 9 1/6
Answer:
x = 0.357143
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtract Property of Equality
Step-by-step explanation:
<u>Step 1: Define</u>
-1.6 - 2x = 5x + 0.9
<u>Step 2: Solve for </u><em><u>x</u></em>
- Add 2x on both sides: -1.6 = 7x + 0.9
- Subtract 0.9 on both sides: 2.5 = 7x
- Divide 7 on both sides: 0.357143 = x
- Rewrite: x = 0.357143