Question

suma a doua nr este 44 iar diferent lor este 28 afla numerele

Answer 1

$x+y=44 \\ x-y=28 \\ x=28+y \\ 28+y+y=44 \\ 2y=44-28 \\ 2y=16 \\ y=\frac{16}{2} \\ \boxed{y=8} \\ x=y+28=28+8 \\ \boxed{x=36}$

Answer 2

a+b=44
a-b=28⇒a=b+28
b+28+b=44
2b+28=44
2b=44-28⇒2b=16⇒b=16:2=8
a=44-8=36