Answer:
x = 12
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Algebra I
Explanation:
Step 1: Define
-10(x + 9) + 14x = -42
Step 2: Solve for x
- Distribute -10: -10x - 90 + 14x = -42
- Combine like terms: 4x - 90 = -42
- Add 90 to both sides: 4x = 48
- Divide 4 on both sides: x = 12