Answer:
-2
Step-by-step explanation:
-2x+1x=-2
This would be communicative property cause when solve the left side then the right they both come up to being 30=30.
He could put 5 in one and another 5 in the other. So just divide so he could put 2 snails in 5 different tanks and so on
Remember you can do anything as long as you do it to both sides
add 7 to both sides
x>5
the solution set could look like
x>5
or
S={x|x>5} or
(5,∞)
