Answer:
z > 7
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtraction Property of Equality
Step-by-step explanation:
Step 1: Define
15.6 < 2.7(z - 1) - 0.6
Step 2: Solve for z
- [Addition Property of Equality] Add 0.6 on both sides: 16.2 < 2.7(z - 1)
- [Division Property of Equality] Divide 2.7 on both sides: 6 < z - 1
- [Addition Property of Equality] Add 1 on both sides: 7 < z
- Rewrite: z > 7
Here we see that any value z greater than 7 would work as a solution to the inequality.