-3x>-5等于几?

5x-3x=1 求x等于几? (3x-5y)-(3x-2y)等于几 x+3=5-y,那么x+y等于几 -5x+1>3（x-1）等于几 2x等于5y,2z等于3y求3x等于几z 4-3x等于x+1 x等于几 3分之x加8等于-x x等于几 X(3x+3)等于几? 0=-5x x等于几 x程3x等于几? (x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几? 3-2x等于-5-3 x等于几 先回答先得好评哦