4x + 6x + 3 = 23
How do I do this

Joanie watched 1 out of three of a movie in the morning

Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons

Find the axis of symmerty for x y=x squared -4x-8