A student solves the following problem:
Problem: 2(x−3)+3x=19
Step 1: 2x−6+3x=19
Step2: (2x+3x)−6=19
Step 3: 5x−6=19
Step 4: 5x−6+6=19+6
Step 5: 5x=25
Step 6: x=5
What property justifies step 4?
Responses
Commutative Property of Addition
Commutative Property of Addition
Addition Property of Equality
Addition Property of Equality
Multiplication Property of Equality
Multiplication Property of Equality
Substitution
1 answer
Property