ERROR ANALYSIS Describe and correct the error in finding the slope and the y-intercept of the graph of the equation. x=-4y
The slope is -4, and
the y-intercept is 0.

Find the multiplicative inverse of 8-12i

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

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?