Answer:
12x² - 6x + 13
General Formulas and Concepts:
<u>Pre-Algebra</u>
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: Set up</u>
(9x² - 4x + 11) + (3x² - 2x + 2)
<u>Step 2: Simplify</u>
- Combine like terms (x²): 12x² - 4x + 11 - 2x + 2
- Combine like terms (x): 12x² - 6x + 11 + 2
- Combine like terms (Z): 12x² - 6x + 13
Answer:
34
Step-by-step explanation:
5(14-2^3) + 8 / 2
= 5(14 - 8) + 4
= 70 - 40 + 4
= 30 + 4
= 34
Here is the volume of a cube that has the dimensions 12 by 4 by 7...
12x4x7 = 336cm
12s + 8i is one of the answers. Sorry, I don’t know the other :/