H(a) = 2a
g(a) = a -4
Find h(g(a + 1)).
g(a+1)= a
Please help

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Line wx is parallel to line yz. if m

Milk and ice cream are mixed together for a recipe. the total volume of the mixture is 1 cup. if the milk contains 2% fat, the cream contains 18% fat ,and the mixture contains 6% fat ,how much cream is in the mixture