Question 1175289

steps....................................justification
{{{y = 250 + 340x}}}..................given
{{{ y -250= 250 -250+ 340x}}}......subtraction property of equality
{{{y -250=  340x}}}.......................simplification
{{{(y -250)/340=  340x/340}}}....................division property of equality
{{{(y -250)/340= x}}} .............simplification
{{{y/340 -250/340= x}}}.substitution  and simplification