I need help asap!!
Solve for d and show your work:
16d- (4 -5d) =-67

Which of the following graphs represents the function f(x) = 2^x

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.