If X - 3(y + W)-1, what is the value of w in terms of x and y? x-3y
O WE
3
OW-
x-3y+1
3
OW= x-3y + 1
X+ 1
OW-
gy

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

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?