Answer:
146
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
<u>Algebra II</u>
- Distance Formula:
Step-by-step explanation:
<u>Step 1: Define</u>
Point A(2, 125)
Point B(98, 15)
<u>Step 2: Identify</u>
A(2, 125) → x₁ = 2, y₁ = 125
B(98, 15) → x₂ = 98, y₂ = 15
<u>Step 3: Find distance </u><em><u>d</u></em>
- Substitute in coordinates [Distance Formula]:
- [√Radical] (Parenthesis) Subtract:
- [√Radical] Evaluate exponents:
- [√Radical] Add:
- [√Radical] Evaluate:
Answer:
C= 15
Step-by-step explanation:
subtracting 32 from both sides
Dividing both sides by 9/ 5
Work:
21x-7y=12
-7y=12-21x
y= -12/7+3x
Point: (1,-3)
y-y1=m (x-x1)
y+3= -12/7 (x-1)
y+3= -12/7x + 12/7
y= -12/7x -9/7
The equation is y= -12/7x- 9/7