Do you even know what an eight track is?
He supported advances in art, architecture, science, math, and education.
What exactly is your question
856 + (19 - 3 - (6 + (5 - 3) - (2 + 1) + (5 - 3) ) ) = 856 + (16 - (6 + 2 - 3))
= 856 + (16 - 5)
= 856 +11
= 867