Find the coordinates of the point p that divides the directed line segment from a to b in the given ratio.
a(-1,7), b(23,-9); 7 to 1
the coordinates of point p are (

Combine like terms to make a simpler expression 3z+z

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30