4х-3у=12 (*4)
<span>3х+4у=34 (*3) </span>
<span>
16х-12у=48 </span>
<span>9х+12у=102 </span>
<span>
25х=150 </span>
x=150 : 25
x=6
<span>
3*6+4у=34 </span>
<span>4у=16 </span>
y=16 : 4
y=4
<span>ответ: (6;4) </span>
4*1целых 1/2=4*3/2=12/3=6
2целых3/8*6=19/8*6=94/8
1целых3/4*2=7/4*2=14/4=3,5
3*2целых1/9=3*19/9=57/9
8*3целых1/2=8*7/2=56/2=28
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