Answer:
![\displaystyle m=\frac{1}{2}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20m%3D%5Cfrac%7B1%7D%7B2%7D)
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:
![\displaystyle m=\frac{y_2-y_1}{x_2-x_1}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20m%3D%5Cfrac%7By_2-y_1%7D%7Bx_2-x_1%7D)
Step-by-step explanation:
<u>Step 1: Define</u>
Point (-4, 7)
Point (10, 14)
<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>
- Substitute in points [SF]:
![\displaystyle m=\frac{14-7}{10+4}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20m%3D%5Cfrac%7B14-7%7D%7B10%2B4%7D)
- [Fraction] Subtract/Add:
![\displaystyle m=\frac{7}{14}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20m%3D%5Cfrac%7B7%7D%7B14%7D)
- [Fraction] Divide:
![\displaystyle m=\frac{1}{2}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20m%3D%5Cfrac%7B1%7D%7B2%7D)
You missed bringing the negative sign down from the second to third step
Answer:
f(42) = 12
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
f(x) = x/3 - 2
f(42) is x = 42
<u>Step 2: Evaluate</u>
- Substitute in <em>x</em>: f(42) = 42/3 - 2
- Divide: f(42) = 14 - 2
- Subtract: f(42) = 12
Pf=Pi(1+r)^t
Pf=2000(1.043)^3
Pf=2269.25
$2269.25
I think 3x, 5x, and 7. In expressions terms are what's being added or subtracted.