Subtract a quarter of a number from the difference between one ninth and two fifths. What is the number? (solve the equation) Subtract a number from the difference between one ninth and two fifths to get a quarter. What's the number? (solving equations)

Subtract a quarter of a number from the difference between one ninth and two fifths. What is the number? (solve the equation) Subtract a number from the difference between one ninth and two fifths to get a quarter. What's the number? (solving equations)

(1/9-2/5)-x=1/4
x=-107/180