Answer:
-2(6x-13)/15
Step-by-step explanation:
This is done by simplifying the expression as well as combining like terms
Answer:
i dont know for sure but it says possible order pairs
6,12
Commutative, because no matter how you group the equation you will still get to same answer
Answer:
x=2
Step-by-step explanation:
5x+
= 7
5x+4 =7 (2)
5x+4=14
5x=14-4
5x=10
= 
x=2