Will give brainiest evaluate the expression for x = 5, y = 3, and z = 14 .

5x−6y+20z4yz

plz plz plz plz hurry this is due in 5 minutes plz hurr

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

At which value in the domain does f(x) =0?

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side