Find two natural numbers whose sum is 230 and their difference is 10. Set up the system and solve it.

Question
Answer:
$x=230-y$
$\begin{bmatrix}230-y-y=10\end{bmatrix}$
$\begin{bmatrix}230-2y=10\end{bmatrix}$
$y=110$
$x=230-110$
$x=120$
$x=120,y=110$
solved
general 11 months ago 1655