Question: Enter an algebraic equation for the word sentence. Use x as your variable. Eight less than a number is 13.

The equation is?

please help :)

Extra points! find the missing dimension! need asap

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?