45000:x=15000
х=45000:15000
х=3
у:60000=9:3
у:60000=3
у=60000*3
у=180000
((4:0.128+14628.25):1.011*0.00008+6.84):12.5 = ( 14659.5 :1.011*0.00008+6.84):12.5 = 8 : 12,5 = 0,64
відповідь: 0,64
<span>(1600+t):80=60
</span><span>1600+t=60*80
</span><span>1600+t=4800
</span><span>t=4800-1600
</span><span><span>t=3200
--------------
(1600+3200):80=60
60=60
</span>2000:f-670=1330</span>
<span>2000:f=1330+670
</span><span>2000:f=2000</span>
<span>f=2000/2000</span>
<span><span><span>f=1</span>
------------------------
2000:1-670=1330
1330=1330
</span>
1300-(d-678)=400</span><span>
d-678=1300-400
</span><span>d-678=900
</span>d=900+678
d=1578
--------------------------
1300-(1578-678)=400
400=400
1)63
2)-7
3)-8.3
4)-0.8
5)1/12
6) -31/9
7)-13/24
8) сама