Question 1196076
{{{8x+20=15x+6}}}
{{{7x=14}}}
{{{x=2}}}----------------both the same cost at two-hours



Four-Hour Dance:
Sean's, {{{8*4+20=32+20=52}}}
Brandon's, {{{15*4+6=60+6=66}}}
Sean's Music would give the lower cost.