Question 389933
given:
{{{d = 200 + 3.5t}}}
{{{a = 320 + 2.75t}}}
{{{d = a}}}
{{{200 + 3.5t = 320 + 2.75t}}}
{{{.75t = 120}}}
{{{t = 160}}}
160 t-shirts costs the same from both companies