Vanessa tried to solve the equation 0.6(y-10)=6. What was her mistake and how would you correct it? 0.6(y-10)=6
0.6(y-10)+10=6+10
0.6y=16
y=26.6(pi)
Explain her mistake and how to correct it please!

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?