Question 1197400
x = number of weeded yards
y = number of walked dogs


the 3 constraint inequalities are:


12x + 9y >= 510
this says that the number of yards weeded times 12 dollars a yard plus the number of dogs walked times 9 dollars a dog must be greater than 510 dollars.


y <=2x
this says that the number of dogs scheduled to be walked must be less than or equal to twice the number of yards scheduled to be weeded.


y >= 25
this says that the number of dogs scheduled to be walked must be greater than or equal to 25.