Answer:
50
Step-by-step explanation:
just divide 2000/40 and ya get 50 :)
Answer:
D. 20
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
<u>Geometry</u>
- All angles in a triangle add up to 180°
Step-by-step explanation:
<u>Step 1: Set Up Equation</u>
3x + 3x + 10 + 2x + 10 = 180
<u>Step 2: Solve for </u><em><u>x</u></em>
- Combine like terms: 8x + 20 = 180
- Isolate <em>x</em> term: 8x = 160
- Isolate <em>x</em>: x = 20
Answer:
12 inches
Step-by-step explanation:
21 feet = 3 inches (in a model)
84 feet = 12 inches (in a model)
84 ÷ 21 = 4
3 × 4 = 12