Answer:
E
Step-by-step explanation:
17-9=8 so the answer is 8
Answer:
A = 28.26
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
Equation: A = πr²
Given: π = 3.14, r = 3
<u>Step 2: Evaluate</u>
- Substitute: A = 3.14(3)²
- Exponents: A = 3.14(9)
- Multiply: A = 28.26
Answer:
–7x + 20
Step-by-step explanation:
(2x2 – 3x)(3x2 + 2x – 1)
(4 – 3x)(2x + 5)
(4*2x) + (4*5) + (–3x*2x) + (–3x*5)
8x + 20
–15x
–7x + 20
I wanna say it is 49 I answered on my calculator!