A Number Decreased By Is At Least 9
Daniel Cobb 
A Number Decreased By Is At Least 9
Take away the following inequality: Is two-thirds of a number minus 27 or more? 3
9> 2/3 (X27)
9> 2 / 3X18
27> 2 / 3X
18> X
X is less than or equal to 18.
2x / 3 27> = 9
2x / 3> = 36
2x> = 108
x> = 54
