Question 60533
{{{10(4+y)=2y}}} Multiply out the first bracket
{{{40+10y=2y}}}
{{{40+10y-10y=2y-10y}}} Subtract 10y from each side
{{{40=-8y}}} Divide each side by -8
{{{(40)/(-8)=(-8y)/(-8)}}}
y = -5