Answer:
3 integers, with values: 1,2,3
Step-by-step explanation:
-2x+1>=-6
2x-1<=6
2x<=7
Positive integers: x=1,2,3
Count: 3
Probably too late but 6*6+6*3
A factor tree is a diagram used to determine the prime factors of a natural number greater than one.
the answer is 
subtract 6x on both sides → 
divide both sides by -2y → 