a+120=4000/5 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the linear equation:
a+120 = 4000/5
Move free summands (without a)
from left part to right part, we given:
$$a = 680$$
We get the answer: a = 680
Sum and product of roots
[src]
$$680$$
$$680$$
$$680$$
$$680$$