Question

РЕШИТЬ СИСТЕМУ УРАВНЕНИЙ
2х-3у=-2
15х-8у=43

Answer 1

$\displaystyle \left \{ {{2x-3y=-2} \atop {15x-8y=43}} \right.\\ \\\left \{ {{x=-1+\frac{3}{2}y } \atop {15x-8y=43}} \right. \\\\15(-1+\frac{3}{2})-8y=43\\ \\y=4\\\\x=-1+\frac{3}{2}*4\\ \\x=5\\(x,y)=(5,4)$