Lheannpadillaid
Answered

If 120 is added to one third of a number, the result is the double of the number. What is the number?

Sagot :

n/3  + 120 = n + n

n + (120) (3) = (3) (2n)

n + 360 = 6n

6n - n = 360

n = 360

To check: n=360
n/3 + 120 = 2n
360/3 + 120 = 120 + 120
120 + 120 = 120 + 120
240 = 240