<h2>Решение:</h2>
0.8(3a-14)-0.6(6a-8)=2,4a-11,2-3,6a+4,8=2,4a-3,6a-11,2+4,8=-1,2a-6,4
<h2>Ответ: -1,2a-6,4</h2>
1)9х-26=30-5х
9х+5х=30+26
14х=56
х=56/14
х=4.
2)0,9х-7,4=0,4х+43
0,9х-0,4х=43+7,4
0,5х=50,4
х=100,8.
3)3/8х+19=7/12х+24
9/24х-14/24х=5
-5/24х=5
-5х=120
х=-24.
<span>1)32*0,03=0.96
</span><span>2)1,1*0,005=0.0055
</span>3)0.96*0.0055=0.00528
1)1,6*0,375=0.6
2)0,05*3,3=0.165
3)0.6*0.165=0.099