Answer
y=0.4
Work Step by Step
0.15y-0.1=2.5y-1.04
100(0.15y-0.1)=100(2.5y-1.04)
15y-10=250y-104
-10=250y-15y-104
-10=235y-104
-10+104=235y
94=235y
$\frac{94}{235}$=y
0.4=y
Check the answer.
1.15(0.4)-0.1=2.5(0.4)-1.04
0.06-0.1=1-1.04
-0.04=-0.04