Answer:
365
Step-by-step explanation:
The discount is 30 %
That means we pay 70 %
original price * 70% = 255.50
Change to decimal form
original price * .70 = 255.50
divide each side by .70
original price * .70/.70 = 255.50/.70
original price =365
Answer:
64
Step-by-step explanation:
A=1/2bh
basic multiplication after that
Answer:
-10n - 12.5
General Formulas and Concepts:
<u>Pre-Algebra</u>
Distributive Property
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Terms/Coefficients/Degrees
Step-by-step explanation:
<u>Step 1: Define</u>
-2.5(-3 + 4n + 8)
<u>Step 2: Simplify</u>
- Distribute -2.5: 7.5 - 10n - 20
- Combine like terms: -10n - 12.5
Since you're reflecting both points across the x axis they'll be the same, but flipped.
S will be (-6, 5) and Q will be (2, -1)