can someone pleased help me?

Select the correct reason for statement 2.

Prove: 9 + 3x + (x ∙ 4) = 7x + 9
Statements Reasons
1. 9 + 3x + (x ∙ 4) 1. Given
2. 9 + 3x + 4x 2.
3. 9 + 7x 3. Addition
4. 7x + 9 4. Commutative Property

Question

can someone pleased help me?
 	

Select the correct reason for statement 2.

 Prove: 9 + 3x + (x ∙ 4) = 7x + 9
Statements 	Reasons
1.   9 + 3x + (x ∙ 4) 	1.  Given
2.   9 + 3x + 4x 	2.
3.   9 + 7x 	3.  Addition
4.   7x + 9 	4.  Commutative Property

jim_thompson5910 · Answer

the x*4 turns into 4*x

what rule is being used?

chrisdbest · Answer

Thats looks like the Multiplication Property or the Distributive property

chrisdbest · Answer

Or Parenthesis Property XD

chrisdbest · Answer

If I knew the options then I could tell, but I get the gist