Answer:
....
Step-by-step explanation:
Answer:
x = -14/3
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
Step-by-step explanation:
<u>Step 1: Define</u>
x + 2/3 = -4
<u>Step 2: Solve for </u><em><u>x</u></em>
- Subtract 2/3 on both sides: x = -14/3
0 = -16t^2 -60t +54
t = 0.75 seconds
solving by the quadratic equation or graphing calculator or completing the square.
1.70 - 0.45 = 1.25
1500 ÷ 1.25 = 1200
Gina must sell 1200 cards before she can make a profit
Answer: C- 480
Step-by-step explanation: