Given: 1/3x + y = 15. which of the following are ordered pairs of this equation?
a.{(-3, , , 16)}
b.{(-3, , , 14)}
c.{(16, -, , 3)}
plz

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y