Solve the system of equations algebraically. y = r + 4x + 3
y = 2x + 6
A) no solution
OB) (3.0) and (4.-1)
OC)(-3,0) and (1.8)
OD) (3.0) and (1.8)

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

What is equal to n in this equation