Answer
[tex]y=-\frac{14}{5}[/tex]
Step-by-step explanation:
[tex]3.5= 1.5 -\frac{y}{1.4} \\\frac{7}{2} = \frac{3}{2} - \frac{5y}{7} \\49=21-10y\\10y = 21 - 49\\10y = -28\\y= -\frac{14}{5}[/tex]