18. Use the quadratic model y= -4x^2 - 3x + 4 to predict y if x equals 5.
A. -89
B. -411
C. -111
D. -51

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

Bill and felicia each bake cookies for a party. bill bakes 3 times as many cookies as felicia. felicia bakes 24 fewer cookies than bill. bill bakes b cookies and felicia bakes f cookies. what equation can represent this word problem