Answer:
See below
Step-by-step explanation:
1. (refresh if you cant see it)

2.
2(x + 3) = 20
Distribute.
2x + 6 = 20
2x + 3 = 20
Your answer is false.
3.
x
-2 because even though it includes the expression "x>5", those values are also above -2, including 5.
Answer:
Step-by-step explanation:

Answer:
-4/13
Step-by-step explanation:
Answer:
m = 8 + 3n
Step-by-step explanation: there is an app called photo math it solves these problems instantly. I used it for this problem.