Question

What number should be subtracted from ( 1/2 + 1/3 + 1/5 ) to get 3
(1/2 1/3 and 1/5 are rational numbers)

Answer 1

Answer:

4

Step-by-step explanation:

Answer 2

Answer:

4x+30+5x-10+6x+40=180

linear pair(straight line)

15x=180-60

x=120/15