General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Left to Right
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
Step 2: Solve for x
[Subtraction Property of Equality] Isolate x term:
[Division Property of Equality] Isolate x:
Here we see that any value x smaller than or equal to 12 would work as a solution to the inequality.