Solve this following system by graphing
X-y=4
X+y=2

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

What is the slope of the equation y =

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76