Aruler is 30 cm in length. a piece, x cm in length, breaks off. write an expression for the length that is left.

Harry’s soccer team plays 2 nonconference games for every 3 games that they play against conference opponents. if y represents the number of nonconference games and x represents the number of conference games, which equation best models this proportional relationship? a)y=2/3 x b)y=3/2 x c)y = 2x d)y = 6x

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4