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 going from step 3 to step 4?

Responses

Substitution Property
Substitution Property

Commutative Property of Addition
Commutative Property of Addition

Distributive Property
Distributive Property

Addition Property of Equality
Addition Property of Equality

Division Property of Equality
Division Property of Equality
Skip to navigation

1 answer

Addition Property of Equality