Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Midpoint Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
Point (18, 13)
Point (10, -20)
<u>Step 2: Find Midpoint</u>
Simply plug in your coordinates into the midpoint formula to find midpoint
- Substitute [MF]:

- Add/Subtract:

- Divide:

Answer:
55 is 11% of 500.
You invested 500$
Step-by-step explanation:
12. 37, 370, 10^2
13. 20.4, 10^2, 2040
15. 1000*1.75=1750
Hope it helped!
The cost of the 7.5lbs of walnuts would be $2.16
Answer:
76
Step-by-step explanation:
The discriminant is
part of the quadratic formula.
a term is 3
b term is -10
c term is 2 (add it to the side of the 3 x squared minus 10 x)
Plug the values in!
(-10)^squared - 4(3)(2)
100-24 = 76