Question 453080
Next time, you should write your expression as:
5^(x+3) = 2(x-6)

log(5) * (x+3) = log(2) * (x-6)
xlog(5) + 3log(5) = xlog(2) - 6log(2)
xlog(5) - xlog(2) =  -6log(2) - 3log(5)
x(log(5) - log(2)) =  -6log(2) - 3log(5)
x =  (-6log(2) - 3log(5)) / (log(5) - log(2))
x =  (-3.9) / (.40)
x = -9.76