Answer:
(3, 3)
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Equality Properties
Step-by-step explanation:
Step 1: Define Systems
x + y - 6 = 0
x - y = 0
Step 2: Rewrite Systems
x + y - 6 = 0
Step 3: Redefine Systems
x + y = 6
x - y = 0
Step 4: Solve for x
Elimination
Step 5: Solve for y