Simplify.
1. 8x - 9y +16x +12y
2. 14y + 22 - 15y2 + 23 y
3. 5n-(3-411)
4. -2(116 - 3)
5. 10g(16x +11)
.
6. - (5x-6)
7. 3(18z - 4w) + 2(10z - 6w)
8. (8c + 3) +12(4c - 10)
9. 9(x - 2)-3(9x2 - 3)
10. - y - x) + 6(5x + 7)

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

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