<span>у=9х+10; k = 9, l= 10
у=7х-2; k = 7; l = -2
у=-3х+5; k = -3; l = 5
у=х-11; k = 1; д = -11
у=0.9х-2; k = 0,9 ; l = -2
у=1.3х+5; k = 1,3; l = 5 </span>
-х=5,09+7,3
-х=12,39
х=-12,39
-4/9-х+5/6=4 2/3
-х=14/3+4/9-5/6=(84+8-15)/18=77/18=4 1/18
х=-4 1/18
1) 180/6*100=30*100=3000(г) - зайчонок //целый заяц в 3 кг :)
<span>2*2*2-2=6</span>........................................................