tercera tarea 1ª5 algebrat.mat 04/09/09

1)=73x
2)=(x)/(15)
3)=x/16
4)=22(x)
5)=34+x
6)=7x-5
7)=x/3
8)=-24x+11x=-4.10+64=-13x=59.89=59.89/-13=x=-4.6
9)=28/5+33/2=56+165/10=221/10=22.1+45=67.1=16x=x=67.1/16= x=4.19
10)= (435/21)/(364/27)=13365/7644=1.74=33-25+18=1.74x=26=x= 26/1.74 =x=14.94
11)=42x=758-5.3-625+34-64=42x=97.7=x=97.7/42=x=2.32
12)73.11x=16+120=x=136/73.11=x=1.86
13)=33x=44-25+18-2.47=33x=27.47=x=27.47/33=x=0.83
14)=2x+17x=29-0.62+23-0.61=19x=50.77=x=50.77/19=x=2.67
15)=-158x=457-924-1236-478+458=-158x=-1723=x=-1723/-158= x=10.91