Evaluate a(b(n)) for a(b) = 3b and b(n) = 2n – 5 when n = 5

Can someone me with the property questions for 12 13 and 14 plz

Triangle xyz, with vertices x(-2, 0), y(-2, -1), and z(-5, -2), undergoes a transformation to form triangle x? y? z? , with vertices x? (4, -2), y? (4, -3), and z? (1, -4). the type of transformation that triangle xyz undergoes is a . triangle x? y? z? then undergoes a transformation to form triangle x? y? z? , with vertices x? (4, 2), y? (4, 3), and z? (1, 4). the type of transformation that triangle x? y? z? undergoes is a .

Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?