Which expression has the least value.
A. 4^1 + 12
B. 4^3
C. 25 - 4^2
D. 4^4 - 160

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

For what value of x does 4x = (1/8) x + 5?

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer