(1)转换格式即:6X-18=X+6; 5X=24; X=4.8;
(2)转换格式即:(x-2)(x-5)=x^2-6x; -7x+10=-6x; x=10;
(3)转换格式即:(4-t)(t-3)=2t-t^2; -t^2+t-12=-t^2+2t; t=-12;
(4)这一题没听懂你的意思
(1)转换格式即:6X-18=X+6; 5X=24; X=4.8;
(2)转换格式即:(x-2)(x-5)=x^2-6x; -7x+10=-6x; x=10;
(3)转换格式即:(4-t)(t-3)=2t-t^2; -t^2+t-12=-t^2+2t; t=-12;
(4)这一题没听懂你的意思