Simplify each expression
1.) -4^0 - 8^0
2.) -12z^4y^/-2hk^3 (this is a fraction)
3.) 2x^+4/2x (this is a fraction)
4.) (14y+8y^+y^3+12) divided by (6+y)
5.) Perimeter of a rectangle. The perimeter of a rectangular backyard is 6x+6 yards. If the width is x yards, find a binomial that represents the length.