Question 326331
 {{{ graph( 300,300, -10, 30
, -10, 10,8+2cos((pi*x)/6), 3.5+e^(0.07x) )}}} 
Three solutions from www.wolframalpha.com, just type in the equation
8+2cos((pi*x)/6)=(3.5+e^(0.07x))
{{{x1=16.40988}}}
{{{x2=20.79707}}}
{{{x3=25.46053}}}
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http://www.wolframalpha.com/input/?i=8%2B2cos%28%28pi*x%29%2F6%29%3D%283.5%2Be%5E%280.07x%29%29