Question 41346
{{{y = 0.07x + 4.95}}} where {{{y}}} is total cost and {{{x}}} is the number of minutes
{{{10.69 = 0.07x + 4.95}}}
{{{5.74 = 0.07x}}}
{{{82 = x}}}
{{{ graph( 600, 600, 80, 90, -10, 12, 0.07x + 4.95, 10.69 ) }}}