What is the equation of a line with a slope of -2 that passes through the point (6,8)? a) 2x+y=20
b) y-2x=4
c) y-2x=20
d) 2x+y=4

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio