Which best proves why the expressions 4(x+3)+2x and 6(x+2) must be equivalent expessions

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Which graph represents the equation y =4x