<span>1. 0.7*10*х=4*0.63</span>
<span>7x=2,52</span>
<span>x=2,25:7</span>
<span>x=0,36</span>
<span>2. х*2.5*40=2.3-1.26</span>
<span>100x=1,04</span>
<span>x=1,04:100</span>
<span>x=0,0104</span>
<span>3. 0.004*10=15.3х-7.3х</span>
<span>8x=0,04</span>
<span>x=0,04:8</span>
<span>x=0,005</span>
<span>4.0.3/150=0.6х-0.55x+3.95х</span>
<span>4x=0,002</span>
<span>x=0,002:4</span>
<span>x=0,0005</span>
<span>5. 1.1*2.1х=0.2х+1.8х-0.35х</span>
<span>2,31x=1,65x</span>
<span>2,31x-1,65x=0</span>
<span>0,66x=0</span>
<span>x=0</span>
<span>6. 2.5х+6.08х+х=479/10</span>
<span>9,58x=47,9</span>
<span>x=47,9:9,58</span>
<span>x=5</span>
<span>7. 0.3х+х-0.15х=16.1*0.01</span>
<span>1,15x=0,161</span>
<span>x=0,161:1,15</span>
<span>x=0,14</span>
<span>8. х-0.25х-0.3х=135/1000</span>
<span>0,45x=0,135</span>
<span>x=0,134:0,45</span>
<span>x=0,3</span>
<span>9. 5х-4.3х+1.3х=0.0003/0.01</span>
2x=0,03
x=0,03:2
x=0,015
<span>10. 1.75х+50-0.3=84.7 </span>
<span>1,75x=84,7-50+0,3</span>
<span>1,75x=35</span>
<span>x=35:1,75</span>
<span>x=20</span>