-(11x-25)-4=9x+1 срочно!!!
-11х+25-4=9х+1; -11х-9х=1+4-25; -20х=-20; х=1
-(11x-25)-4=9x+1 -11x+25-4=9x+1 -11x-9x=1+4-25 -20x=-20 x=1 ===