Sat scores are normally distributed, with a mean of 1000 and a standard deviation of 200. approximately 68% of the scores lie between
a.)600 and 1400
b.)680 and 1680
c.)700 and 1300
d.)800 and 1200

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

d

step-by-step explanation:

given

y + 3 = - 4(x - 2) ← distribute the parenthesis

y + 3 = - 4x + 8 ( subtract 3 from both sides )

y = - 4x + 5 → d