Question

if a+b = x and ab=y then a=? b=?

Answer 1

Answer:

a = x-b

b = x-a

Step-by-step explanation:

$a + b = x \\ a = x - b \\ b =x - a$

$a \times b = y \\ a = \frac{y}{b} \\ b = \frac{y}{a}$