Question 798624
first write it to math language: (x/3)_>_ 7  (_>_)means greater or equal to
now solve the inequality as an equality: x/3=7
solve x/3=7
multiply both sides by 3
x=21
now change the sign back to the inequality: x_>_ 21 (x is greater than or equal to 21)

ANSWER: x is greater than or equal to 21 

*( this method works for the positive answer)