Question

x - a / b = a - b / a (solve equation)​

Answer 1

Step-by-step explanation:

(a) The given equation can be re written as

Σax-Σ a

2

= 2Σbc

or xΣ a = Σ a

2

+ 2Σbc

or xΣa = (Σ a)

2

or Σa (x - Σa) = 0

∴ x=Σa=a+b+c,

provided a + b + c



= 0