Question

СРОЧНО!!!ДАЮ 100 БАЛЛОВ!​

Answer 1

удачи вам ♡☆........✌

Answer 2

$\left\{\begin{array}{cc}3x+y=1\qquad \\\frac{x+1}{3}-\frac{y}{5}=2\, |\cdot 15\end{array}\right\; \; \left\{\begin{array}{cc}3x+y=1\\5(x+1)-3y=30\end{array}\right\; \; \left\{\begin{array}{cc}3x+y=1\; \; \\5x-3y=25\end{array}\right\\\\\\\left\{\begin{array}{cc}y=1-3x\\5x-3(1-3x)=25\end{array}\right\; \; \left\{\begin{array}{cc}y=1-3x\\14x=28\end{array}\right\; \; \left\{\begin{array}{cc}y=-5\\x=2\end{array}\right\\\\\\Otvet:\; \; (2,-5)\; .$