Answer:
3
Step-by-step explanation:
5/9 - 3/8 - 1/4 + 1 4/9 + 1 5/8 = 3
hope this helps!
Step-by-step explanation:
Given
x² - 9x + 20 = 0
x² - ( 4 + 5) x + 20 = 0
x² - 4x - 5x + 20 = 0
x ( x - 4 ) - 5 (x - 4 ) = 0
(x - 4 ) ( x - 5 ) = 0
Either
x - 4 =0
x = 4
or
x - 5 =0
x = 5
x = 4 and 5
Hope it will help :)

The answer is B
Step-by-step explanation:
the table B represent an inverse variation, the constant of variation k is 30
The answer is 144.0833333333