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2.- 2x+8,15=10,35
10,35 - 8,15
x= ---------------- = X=1.1
2
3.- 1,2x-2,4=1,2
1,2+2,4
x= ------------- x=3
1,2
4.-1,2x+1,3=2,3
2,3 - 1,3
x= ----------- x= 0.833
1,2
5.- 0,4+x-2,1=0,1
x=0.1+2.1-0.4
x=1.8