Решите систему уравнений:{3у-2х=10,{7х+5у=27; помогите срочно нужно

[latex] \left \{ {{3y-2x=10} \atop {7x+5y=27}} \right. [/latex] [latex] \left \{ {{-2x+3y=10} \atop {7x+5y=27}} \right. [/latex] [latex] \left \{ {{-14x+21y=70} \atop {14x+10y=54}} \right. [/latex] [latex]31y=124[/latex] [latex]y=4[/latex] [latex] \left \{ {{y=4} \atop {3*4-2x=10}} \right. [/latex] [latex] \left \{ {{y=4} \atop {-2x=-2}} \right. [/latex] [latex] \left \{ {{y=4} \atop {x=1}} \right. [/latex] Ответ:( 1;4)