Jake cut out 3 small circles and 5 big circles from a piece of cardboard. the radius of each small circle was x inches and the r
2 answers:
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Answer:
C)
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
- Left to Right<u> </u>
<u>Algebra I</u>
- Standard Form: ax² + bx + c = 0
- Quadratic Formula:
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
5x² - 3x - 7 = 0
↓
<em>a</em> = 5, <em>b</em> = -3, <em>c</em> = -7
<u>Step 2: Solve for </u><em><u>x</u></em>
- Substitute in variables [Quadratic Formula]:
- [√Radical] Evaluate exponents:
- [√Radical] Multiply:
- [√Radical] Add:
- [Fraction] Multiply: