Question 1013760
Two expressions to be summed.
{{{(1/4)2+(1/4+1/8)t=1}}}-----total of 1 job, Max for 2 hour and then he and helper for t hours.


Multiply both sides by 8, and then simplify,
{{{4+(2+1)t=8}}}
{{{4+3t=8}}}
{{{highlight(t=4/3)}}}


1 hour 40 minutes